Chelation
[化] 螯合作用; 螯环化
🗣️ 情景例句
If I fail this exam I'll fail the course.
我要是考试没通过，这门课就没学分了。
On New Year's Eve, people usually cook lots of good dishes.
在大年夜，人们常常做很多好吃的。
I can't get through.
我打不通。