Wittichenite
脆硫铜铋矿, 硫铋铜矿
🗣️ 情景例句
He's gone for the summer.
他夏天度假去了。
I'll keep that in mind.
我会记住的。
It is tomorrow that they will have a meeting.
就在明天（而不是在别的某一天）他们要开会。