Chelators
(chelator 的复数) n.[化]螯合剂
🗣️ 情景例句
I've heard a great deal about you.
久仰大名。
For ￡300 to London, the commiossion is 3, please.
汇款300英镑到伦敦，费用为3英镑。
The other students in the class keep their eyes closed.
班里其余学生一直闭着眼。