Impactor
n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
Sure, what do you have?
好啊，你有什么？
He is unfortunate who cannot bear misfortune.
不能承受不幸的就是不幸。
He was so surprised at being discovered that he did not even try to run away.
他由于被人发现而感到非常吃惊，甚至都没有企图逃跑。