Definition describes something that suddenly surprises or attracts attention.

Usage as predicate, adverbial and attribute, indicating that people or things suddenly appear.

An idiot suddenly came out and scared you. You were angry and punched him.

Pinyin hèránér ch.

Source: "Notes on the example of Mr. Wen Yiduo": "He changed from Tang poetry to Chu poetry again. After ten years of hardships, he suddenly got a proofreader."

Synonyms are vivid, impressive and sudden.

As expected, antonyms are slow and abrupt.

Suddenly made a sentence:

1, he read widely and changed from ancient literature to modern literature. In less than three years, a new book came out.

2. Suddenly, a tall building appeared, and the steps extended upwards, and came to the front of the library of Sun Yat-sen University.

3. For a country composed of coral islands, sea level rise and more serious climate phenomena suddenly appear.

4. In a village adjacent to my hometown of Maxi, I dug hoes everywhere, and the black anthracite blocks came out at once.

I thought he wouldn't come, but he came out as soon as I turned around.

Refer to the above content: Baidu Encyclopedia-Out of nowhere