Chelating reagent
[化] 螯合试剂
🧩 词语组成解析
[机] 螫合剂
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
when she was a child.
在她小时候。
Do you have an umbrella?
你有雨伞吗？
On weekdays, I get up at 6:30.
我平时六点半起床。