Phosphocalcite
轻斜磷铜矿
🗣️ 情景例句
I've invited you here for the weekend to help celebrate.
我邀请你们到这儿来渡周末， 一起庆祝。
Are you married?
你结婚了吗？
Chaplin's earliest films were silent.
卓别林最早的电影是无声电影