Chelating
[机] 螫合剂
🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
I still need three more credits in Psych; maybe I'll take Ed Psych this term.
心理学我还需要三个学分。或许我在本学期修教育心理学。
Well, have you considered using the lab in your free class? I suggest you ask Mr. Wu.
噢，你是否考虑过在自习课上利用这个实验室？我建议你问问吴先生。