Cascade aerator
[化] 阶式曝气装置
🧩 词语组成解析
[化] 曝气器; 曝气装置\\n[医] 曝气池; 充气器, 灌气器
🗣️ 情景例句
They came and solved the problem.
他们来了并解决了问题。
She is timid and completely at a loss what to do.
她羞臊得不知所措。
There are some good apples over there.
那边有些好苹果。