Sequestrant
n. [化](多价)螯合剂
🗣️ 情景例句
Come and sit down for a minute, Michelle.
过来坐一会儿， Michelle。
Do I have to make a reconfirmation?
我还要再确认吗？
The real dividing line between continents and oceans occurs at the foot of a steeper slope.
大陆和海洋的真正分界线是在陡坡脚大陆架慢坡