Impingements
(impingement 的复数) [化] 碰撞
🗣️ 情景例句
I'd like you to meet my friend Nat Baker.
我来向你们介绍我的朋友Nat Baker。
When were you born?
你是什么时候出生的？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。