Chelators
(chelator 的复数) n.[化]螯合剂
🗣️ 情景例句
Its' time we talked about the new client base, when do you have time?
我看是时候谈谈这个新客户的情况了，你什么时候有空？
Necessity (or Need) has (or knows) no law.
需要面前无法律。
because balloons can be a great danger to aircraft.
因为气球有可能给飞机造成极大的危险。