Levair
磷酸铝、钾、钠盐
🗣️ 情景例句
I watched the film and cried throughout.
我看那部电影时从头哭到尾。
Do you ever work at the factory on Sunday?
你曾经在星期日在工厂工作吗？
So much is certain: that we would have doctors and preachers,
虽然我们还会有医生和牧师、