Ferrisulphas
[机] 硫化亚铁
🗣️ 情景例句
I don't think I have a mathemationcal brain.
我想我没有数学头脑。
I wonder what he's doing.
我不知道他在做什么。
Meimei, are you free next Tuesday evening?
梅梅，你下星期二晚上有空吗？