Mobile equilibrium
[化] 动态平衡
🧩 词语组成解析
🗣️ 情景例句
Sometimes.
有时候。
Reckless youth makes rueful age.
虚度青春，悔恨无已。
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。