Impactor
n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
I ran into Stone at the supermarket this morning.
早上我在超级市场碰见世通了。
There are some feelings that time cannot benumb.
人类的感情是历久不衰的东西。
I reflected that there must be a great many local people besides myself who wished to take advantage of this excellent service.
我想除我之外，想利用快车之便的也一定大有人在。