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It took me a long time to choose this house, because after all, in this era, it is a miracle that the building can stand. After living in it, I found that except that it is too hot in summer and too cold in winter, when a sandstorm blows in spring, the house becomes a bunker and can jump around in it. But it will always be a place to stay. It's just that the sunshine is just right these two days, and the snow begins to melt and leak down my wall. Because a normal person can't sleep in winter, I look at the hole in the wall and sigh.
In fact, it is easy to fix these vulnerabilities. Just buy two pounds of cement in the street, buy yellow sand at home, mix some water, and paste these things on the wall with a shovel. But I dare not, you know, repairing things is a technology, and technology must be done by specialized people. According to national regulations, all things related to technology must be done by designated personnel, and no one is allowed to study and use them without authorization. Not only that, all courses related to physics, chemistry and mathematics, and all courses related to science and engineering are not available to everyone. Only those who pass the exam and have good thoughts and conduct can learn. Anyone who violates this order will be put in prison. As we all know, the last time, it was because they advocated the whole people to learn high and new technology. As a result, some war maniacs have done terrible things to kill people and occupy the world. ...
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