Trechmannite
轻硫砷银矿
🗣️ 情景例句
A friend in need is a friend indeed.
患难朋友才是真正的朋友。
I'm going to tell him what to say.
我正要告诉他应该说什么。
He gets out of the lift. Then he walks to a bus stop.
他走出电梯。然后步行到公共汽车站。