Impactors
(impactor 的复数) n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
If you are going to insist, then just do it.
如果你想坚持，那么就坚持到底。
I've read about it,but I'd like to know more about it.
我已经知道了一点儿，但我还想多了解一些。
We mustn't waste any more time.
咱们不要再浪费时间了。