Cornetite
蓝磷铜矿
🗣️ 情景例句
we are.
是的。
He has interviewed a lot of people for the job.
他已和许多应征这份工作的人面谈过了。
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。