Filtration underground
[医] 地下过滤
🧩 词语组成解析
n. 过滤\\n[化] 过滤
🗣️ 情景例句
How do I do that?
我该办什么手续呢？
Everything comes to him who waits.
安心等待必有好处。
'I forgot to put you off.'
“我忘了让您下车了。”