Plumbostannite
铅锑钖矿
🗣️ 情景例句
How well do I speak English?
我的英文说得怎样？
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
It is only 380,000 kilometres away, and it has been visited by man already.
已经有人到过月球旅行了。