Basofor
[化] 沉淀硫酸钡
🗣️ 情景例句
OK. Do you know when you'll come and visit?
好啊。你知道几时还会再来拜访我们吗？
I felt it advisable to do nothing.
我认为最好什么也别做。
Well,you mustn't play in the road.It's dangerous. A car may hit you.
嗯，你不可以在路上玩球。那是很危险的。汽车会撞着你。