Cascade impactor
[化] 阶式碰撞取样器
🧩 词语组成解析
n. 撞击器；悬浮微粒的取样器
🗣️ 情景例句
What are your weak points?
你的缺点是什么？
Looking back, it seems like a very short five years living here and working together with you.
回顾一下，在这里和大家一起工作的五年看起来是那么短暂。
What a good idea! See you tomorrow! Bye!
好主意！明天见！再见！