Ferrisulphas
[机] 硫化亚铁
🗣️ 情景例句
I arrived there without any delay.
我顺利抵达。
If you work in a factory,you usually have to punch a clock.
如果你在一个工厂里工作，你通常必须打卡。
Not in the USA.
在美国不全是！