Chelation
[化] 螯合作用; 螯环化
🗣️ 情景例句
This is my wife Marilyn.
这是我太太Marilyn。
For a few, scholarships were sources of support.
有少数人，奖学金是他们接受教育的学费来源。
The maximum weight allowance is 60 kilos per traveler, excluding hand luggage.
每个旅客托运的行李最大重量限额是60公斤，手提行李除外。