Impactors
(impactor 的复数) n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
Learning to express onself well is an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
Older and wiser.
越老越聪明。
When my mother had died after a tragic accident, he did not quickly recover from the shock and loneliness.
当时我母亲在一次事故中惨死，父亲未能很快从悲痛与孤独中恢复过来。