Sequestrant
n. [化](多价)螯合剂
🗣️ 情景例句
As far as possible, the teacher should expose the student to real life situations.
教师应该尽可能使学生接触现实生活的情景。
Joy to the world!
给这个世界欢乐！
Your hand feels cold.
你的手摸起来很冷。。