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My science dream composition is 400 words.
In daily study, work or life, everyone will inevitably come into contact with composition, which can be divided into primary school composition, middle school composition and college composition (paper). Still at a loss for composition? The following are 400 words of my scientific dream composition, which are sorted out for reference only, hoping to help everyone.

My scientific dream composition is 400 words 1 "Professor Xue! Professor Xue! Congratulations! Your' environmental guardian bird' won the Nobel Prize in Science and Technology! " My robot assistant "Coke" rushed into my electronic nano-lab excitedly, and I kept yelling at the 30-year-old young scientist who was looking at the drawings.

"Oh ..." Before I finished, I heard a loud noise. I looked up for the sound source and saw a large group of reporters with cameras rushing into my laboratory, scrambling to ask me, "Professor Xue, what is the longest life span of the' environmental guardian bird'?"

"This is a mechanical watch with automatic parts replacement equipment and solar panels, which can be used permanently."

I had just finished answering one question when another followed: "What does it do?" "As the name suggests, the' environmental guardian bird' plays a role in environmental protection. It can cheer him up by eating all kinds of garbage. "

"How is the garbage handled?" "There is a miniature filter bag and energy converter in his body, which can treat garbage into pollution-free natural fertilizer and shuttle it into farmland through sensors to realize the green environmental protection strategy."

……

"Jingle bells, Jingle bells!" The annoying alarm clock rang, interrupting my dream of becoming a scientist.

On the way to school, I thought, this must be more than just a dream! I will definitely redouble my efforts to realize my dream! Unconsciously, I quickened my pace, and with the cheerful singing of birds, I stepped into the school gate with more confidence and started a new day of study and life.

My scientific dream composition of 400 words and 2 words passed quickly, and it was 20xx years in one fell swoop. I invented a machine-housework robot, which gives me different surprises every day!

In the morning, the housework robot will sing beautiful songs to wake me up. After getting up, I found that breakfast was already in front of me. After breakfast, the housework robot is going to send me to the company again. At that time, I was an inventor, thinking about how to make our country more scientific every day. After working all day, I saw my favorite housework robot again. He will not only send me home, but also tell me jokes on the way to relieve my fatigue of the day. When I got home, the robot had tidied up the house, which surprised me.

There are no perfect people in the world, and so are robots. My housework robot is no exception, it also has shortcomings. His disadvantage is that he will move a little more when he sleeps at night, because he has to store the solar energy collected during the day. If I let you play with my housework robot for a day, you will feel a lot of happiness.

I really hope that all these can be realized, which requires my efforts. As the saying goes, as long as you work hard, you will get rich harvest. So I will study hard and realize my scientific dream!

I have a dream. When I grow up, I want to be a scientist, because scientists can invent things and benefit mankind. Therefore, this is a very glorious title. I also want to invent "seeder", "mini flying machine" and "battery collection"! So what kind of machines are these? Let me tell you something!

I want to make the appearance of the "planter" into a huge "trash can" with two holes, one for us to throw waste paper into and the other for plants to come out. In this way, on the one hand, it can solve the problem of environmental pollution, on the other hand, it can also balance the ecology.

I think the appearance of the "mini-flying machine" is made into a "wallet", which is remote-controlled. There are switches and numbers on the remote control, back and forth, left and right. As long as you press it open, a pair of dragonfly wings will pop up on the wallet. As long as we have it, we can go abroad without flying.

"Battery Collection" is used to collect static electricity in cumulonimbus clouds. Before it rains every time, just connect a long wire, then put it in the helicopter and put it in the capacity, and then put it in the helicopter and put it in the capacity. In this way, these electric energy will not be wasted and can be used by thousands of households. It's killing two birds with one stone!

I will study my skills and knowledge seriously now. When I grow up, I will realize my dream, not fantasy.

My science dream composition is 400 words. Socrates, an ancient Greek philosopher, once said, "The happiest thing in the world is to fight for ideals." Yes! Ideal is the torch, igniting the enterprising heart; Ideal is a compass, guiding me forward; Ideal is a lighthouse, illuminating my way forward. My ideal is to be a scientist.

One day, the house will be cleaned, but the stains on the ceiling can't be wiped off. At this time, my mother's "little light bulb" lit up and asked me to bring white vinegar and baking soda. After I brought it here, I don't know what my mother wants. In order to satisfy my curiosity, I watched attentively. A strange scene happened: as soon as baking soda was poured into a cup filled with white vinegar, white bubbles began to appear. I thought to myself: Wow! What's going on here? It's amazing! I asked my mother, "Why is this?" Mom said, "This is because baking soda and white vinegar have a chemical reaction. You knew it when you were in the sixth grade." Since then, I think science is a very interesting thing.

Therefore, in every science class, I listen to the teacher attentively and recite every concept attentively. This is my goal from now on, and all scientists are not afraid of difficulties: for example, when Edison invented the electric light, he experimented more than 2000 times day and night. What is my difficulty?

I heard the Chinese teacher say, "As long as you have an ambition in your heart, as long as you work hard for it, it will definitely come true." I believe my scientific dream will come true.

Everyone has their own dreams, and dreams are the road lights for our growth. I have a great dream since I was a child: to travel around the world, explore the world and uncover the mystery of the world.

With the growth of knowledge, my brain is full of fantasies. I am always surprised to ask, "How far is the earth from the sun?" "Why can birds fly and why can't people?" "Can Tengu eat the moon?" "What is a tengu?" Many problems can't help coming like waves. In my childhood, I finally understood these mysteries: because our previous technology was not advanced and backward, in fact, the sun, the moon and the earth all came up in a straight line (also called an eclipse), and when people saw it, they said, "Dogs eat the moon." Moreover, the earth is attractive to the center of the earth, and the center of the earth has reduced all the gravity, so we can't fly in the sky.

Although I have discovered many mysteries, I will not give up. I reopened another ideal "seed". When I grow up, I want to be a scientist and make some tools so that more of us can realize our dream of flying and fly freely in the sky. When I was a child, I often stood on a stool and said to my mother, "Mom, I can fly!" " "Then I opened my hands, raised my feet, jumped up and fell to the ground. I once saw the bamboo dragonfly with Doraemon on TV, and I was envious. Now I know it is unrealistic. So I want to be a scientist, travel around the world, absorb the essence of nature, and create useful tools and small objects to take off for the benefit of mankind. This is my real dream.

The happiest thing in the world is to fight for the ideal! As long as you have a firm heart and never give up, you will achieve something and realize your dream.

My scientific dream composition 400 words 6 20xx years, I realized my wish to become a famous scientist.

My main task is to make China stronger. Let me start with a simple thing. I'm studying a robot that can go to other planets instead of us. This kind of robot is self-controlled. They mainly look for some minerals on other planets and bring them back for us to study. This mineral may be the only envy of foreign countries, or it may be our energy.

I also want to transform home appliances into self-control home appliances. As long as you say the password, it will work according to your password. They are fully automatic and don't need electricity, because I installed non-radiation nuclear power for them, which is extracted by the fusion of electricity and non-radiation nuclear power. This kind of electricity is inexhaustible, so it can save electricity. If you want to watch TV, say "turn on the TV" and the TV will turn on. You may think that watching TV for a long time is harmful to your eyes. What should you do? Don't worry, I've transformed the TV set into a' radiation-free TV'. There is also a natural gas stove, which I have transformed into a' natural gas stove'. This natural gas cooker is equipped with my newly invented cotton harmless machine, which can make natural gas harmless to people's health, clothes, household appliances and houses (everything at home). Tools that can cook are harmful.

Although these are ordinary appliances, kitchen utensils and robots, they carry the dream of making China stronger and more precious.

One afternoon, after the rain cleared and the air was fresh, our school held a special activity-going to No.2 Middle School to see the science and technology exhibition.

We walked for nearly an hour before we arrived at No.2 Middle School. As soon as we went upstairs, we saw that it was already crowded with people. Through the crowd, I saw a dazzling array of science and technology stations.

After the crowd dispersed, suddenly, my eyes lit up and I couldn't wait to run there. It turned out to be about memory, which is what I am best at. When I got there, I had all kinds of notes. I secretly hope that there is no one there and don't bother me. So I chose the most difficult voice recognition. When the science and technology station played a series of wonderful notes, my ears listened carefully. When filling in the answer, I am meticulous, trying to recall the notes I just heard and fill out a string of notes. When the words "Congratulations, correct answer" appeared on the screen, I was extremely happy. Then, I tested my reaction ability. I came to the technology platform. It is very crowded here. I have to wait in line. I found a shark model on the platform over there. It looks fierce. As long as I put my hand in its mouth, it will shut up like lightning. When I found that Zhan Jingqiu's reaction ability was only 70, my heart was pounding and uneasy. When it was my turn, I tried to calm my nerves. I was timid when I tried to put it in my mouth, but I got up the courage to start. I looked at my teeth carefully, and suddenly I found that their teeth were tilted up. I knew it was going to bite, so I drew my hand back. As I expected, my little heart was greatly stimulated when the Science and Technology Museum showed my high reaction ability.

I visited other science and technology stations. However, happy times always pass quickly. Unconsciously, half an hour passed, and I reluctantly bid farewell to the Science and Technology Museum. This visit to the Science and Technology Museum also made me linger. In addition, I also learned a lot of popular science knowledge, which benefited me a lot.

Everyone has different ideals, some want to be pilots and protect the airspace of the motherland; Some want to be fashion designers and let everyone wear beautiful clothes; Others want to be a hair designer, so that everyone has beautiful hair ... My ideal is to be a scientist!

But why should I be a scientist? Because I want China to lead the world in science and technology.

For this ideal, I have been studying science, reading science books, doing scientific experiments and observing mysterious phenomena about nature since I was a child ... My love for science has reached the point of obsession!

Up to now, I am still "bitter" about my first science class.

I remember one morning. We entered the third grade, sitting quietly in the classroom, waiting for the arrival of the science teacher. By chance, the science teacher has entered the classroom. Through the teacher's self-introduction, we know that the teacher's surname is Fu. In the following time, she is our science teacher.

Then, the science teacher led us to start our science class. In this class, we listened to the teacher introduce a lot of scientific knowledge that we have never heard of. From then on, I fell in love with science class. In the later days, we learned a lot of scientific knowledge, did some scientific experiments and mastered some methods of cognitive scientific knowledge.

It was teacher Fu who led me into my scientific dream. I will work harder for this scientific dream!

Wake up in 400 words, I am at 8026. Rinrin Bell turned out to be my little handsome robot. I told him that I wanted to eat steamed stuffed buns, milk and eggs. I used a voice-activated toothbrush and a washbasin. After brushing your teeth and washing your face, a hot breakfast has been served. I went to school after breakfast.

I go to school by voice-activated spaceship. Launching a spaceship is a pollution-free means of transportation. I arrived in less than five minutes.

In science class, we invented several simple inventions; In science class, the teacher pressed a button and we entered nature, so we studied happily. In biology class, the teacher ordered a book, and animals and plants appeared in the class.

Great changes have taken place in our school: as long as you need sports equipment in the gym, tell the robot that he will help you; The librarian is an omniscient robot. He will recommend books for you. Now robots are not only security guards, but also cleaners.

You will ask me why I mentioned robots so many times. The reason why robots are mentioned so many times is that robots have become our good partners and an inseparable part. After school, I go home by spaceship. Hardly had I got home when my parents came back. We had a rest and then had dinner.

Suddenly, I was awakened by my mother. It turned out that this was just a dream. But I believe that as long as I work hard, all my hopes will come true.

My scientific dream composition is 400 words 10. Everyone has ideals, and there is no point in living without them. Some people have ordinary ideals, and the second is to lead a happy life because of ordinary ideals; And some people have great ideals. They are famous for having great ideals. My ideal is to be a scientist.

My ideal began when I was six years old. At that time, my mother bought me a remote-controlled plane. Just as I was playing hard, a question popped up in my mind: Why can an airplane fly by remote control? So I asked my mom. My mother said to me, "This is a scientific principle. I don't know what that is. You have to study it yourself. " Toys are made according to scientific principles. "I want to be a scientist just because I am curious.

I didn't really understand science until the third grade of primary school. I am determined to be a scientist when I grow up. I have always adhered to this great dream and never gave up.

I have a strong interest in science in the future, and my scientific achievements are also good. I did my experiments and homework carefully. Now, I am in the sixth grade, and I am not only exposed to simple science, but also to astronomical science about the universe, which makes me more excited. This turning point made me abandon my simple ideal. Now my ideal is to be an astronomical scientist. In the days to come, I often look up the knowledge about astronomy, and the study of astronomy is an indispensable entertainment part of my life.

I have a hundred thousand reasons for science, a persistent passion for science, and a lot of efforts for science. Because I want to make the world happy, the burning fire of science in my heart has been burning. Truth is born after a hundred question marks. Nothing is difficult in the world, nothing is impossible to a willing mind!

Oprah once said: "A person can be poor, poor and humble, but he can't live without dreams. As long as he dreams and dreams exist one day, he can change his situation. " Yes, I have a dream of being a scientist.

I had this dream because I like surfing the Internet. Without science, we can't communicate with people so far away. And I also learned from the internet that many large buildings can't be completed without the current building equipment. If we humans have no science, we will only stay in primitive society. Therefore, science is great, which can change the fate of mankind and save mankind.

So, I bought a lot of books about science, there are many kinds. Habit becomes nature, and I am immersed in profound scientific knowledge every day and refuse to leave. I often fantasize that I am not far from my dream, and a trouble appears. I don't have tools and I'm not familiar with the circuits of those machines. The happy hair ball in my heart seems to have been punctured. When I was about to give up my dream, I remembered Edison's story on the train. I couldn't help it. It's ridiculous to recall the idea of giving up before. When we think of Edison, our conditions are much better now. If he can succeed, why can't I? I began to understand. Keep moving towards my dream.

Although I am still so far away from my dream, I will not give up, as long as I work hard to realize it, no matter how difficult it is.

My scientific dream composition 400 words 12 The happiest thing in the world, Socrates once said: "The happiest thing in the world is to fight for the ideal. If a person has no ideal, he will be mediocre. On the contrary, if a person has a clear and lofty goal and works hard and strives for it, his dream will surely come true.

On June 20xx 16, 18: 37, Shenzhou IX successfully flew into the sky. Since then, a seed has been deeply buried in my heart, and that is my dream-to be a great scientist. I know that although I have no genius-like wisdom or extraordinary talent, I have a warm heart and hard-working hands. I believe I can work hard. I was shocked when I saw those scientists create one invention after another that attracted worldwide attention. Since then, I have approached the lofty ideals of scientists, benefiting the human world and bringing convenience to human life. For this dream, I began to be interested in things around me. I will investigate everything in nature. Even if it is a grass or a seedling, I will never let it go. With this love for science, I will always pursue my scientific dream on the road of growth.

Now I am a pupil. Looking back, I am pleasantly surprised to find that the seeds of dreams sown when I was a child have now taken root. Although there are no branches and fruits, it is also my dream tree.

"It is not excellent people who can chase dreams, but excellent people who chase dreams." I think I should keep going on this dream-chasing road and use my scientific dream as light to grow my dream tree. Because this is our dream.

My scientific dream composition 400 words 13 One night, I slept in my own crib. Soon, I opened my eyes and found myself sitting on the plane instead of sleeping in the bed. I looked out of the window and found it was already dark. Is it night now? Is the old world just a strange dream I had? I think so. I occasionally look out of the window and find some small white spots in the dark night sky. I can't help but exclaim that the passenger plane I took turned out to be flying to the "machine planet" I imagined.

When we arrive at the "Machine Planet", we will go to the science and technology exhibition immediately. The "Lightspeed Spacecraft", "Starfighter" and "Wantong Gate" were exhibited. The next stop is to visit the army. In the collection room of the army, I think the most terrible fighting object is a "ever-changing King Kong", but the soldier said that the most terrible thing is a camera. There would have been a puppet man who looked just like him in the camera. From then on, the puppet man felt like a real person. I took a picture of the rabbit to see if it was true. A puppet rabbit really came out. I put the puppet rabbit into the water, and soon the real rabbit drowned.

When I think of death, I think of the extinction of dinosaurs. Thought of here, I realized that I haven't seen the time machine yet! Go back to the science and technology exhibition immediately and take a time machine to see dinosaurs. In the age of dinosaurs, a dragon burst at me. I was startled and screamed and opened my eyes, only to find that this was a dream.

My scientific dream composition 400 words 14 Every time I watch birds flying carefree in the sky, I feel envious, so I want to invent a bicycle that can ride in the sky.

This kind of bicycle looks similar to ordinary bicycles, but its functions are quite different from ordinary bicycles. There are four buttons on the front of this bike, which are red, green, yellow and white. As long as you gently press the red button, a propeller will appear and take you to the sky. If you want to go back to land, just press the green button and it will send you back to land quickly. The function of the yellow button is to adjust the speed. If you want to fly from land to sky in one second, you can press the yellow button. If you want to fly from land to sky in two seconds, you press the yellow button twice. When you return to land, the speed adjustment is the same. The last white button, as long as you press it, the bike will stop and you can enjoy the beautiful scenery of the sky freely.

With this kind of bicycle, people can ride it to the sky every day, and children can play in the sky, so that the white clouds, birds and geese in the sky are no longer lonely. People who have worked all day can also relax in the sky, enjoy the beautiful scenery and relieve their tired body and mind. We can also move a sofa and put it on the cloud, so that we can sit on the sofa in the sky and read and rest.

This is my scientific dream. Although this dream is not easy to realize now, I believe it will come true.

My scientific dream composition is 400 words 15. Everyone has a dream. With dreams, we can set lofty goals, go forward bravely and pursue our dreams. Although I am only a pupil, my dream is to be a great scientist.

Everyone knows that scientists are people who make contributions to the motherland and the people. I often see their busy figures in books, TV and newspapers. For example, Grandpa Deng Jiaxian invented the atomic bomb for the motherland, which made other countries dare not invade, laugh at or bully our country. For example, Grandpa Qian Xuesen invented the hydrogen bomb for the motherland, which greatly changed the backward China ... How proud and proud we are of the example that our ancestors dedicated their lives to the motherland!

When I grow up to be a scientist, I will definitely invent a super color-changing suit. This kind of color-changing clothes was invented according to the chameleon principle. As long as we wear color-changing clothes, our clothes will change with the colors of different backgrounds. For example, if we lie on the golden beach, our clothes will turn golden; When we fly in the blue sky, our clothes will turn blue; When we walk on the green grass, our clothes turn dark green again. I invented this kind of clothes so that our soldiers wouldn't sacrifice more on the battlefield. Because soldiers who used to hide on the battlefield are easy to find, now as long as I wear the color-changing suit I invented, I can better hide myself, avoid unnecessary sacrifices and destroy the enemy unconsciously.

In my opinion, the people of China are not only great, but also a noble nation. I will study hard, make progress every day and become a real scientist.