Lassalite
甲坡缕石
🗣️ 情景例句
He's the Dean of Admissions for the University of Michigan.
他是Michigan大学的新生注册主任。
Would you mind opening the window?
你介意开窗吗？
The officer in the control tower was very angry when he heard the news,
控制塔上的官员得知这一消息后，非常气愤，