Elementary reaction
[化] 元反应
🧩 词语组成解析
🗣️ 情景例句
Crossing the Luohu border is a nightmare on holidays and weekends.
节日或者周未过后边毕业班检查站简直就是场恶梦。
It is as well to know which way the wind blows.
识时务者为俊杰。
The following year, it was taken to pieces and sent to America.
第二年，它被拆成若干小块，运到美国。