Mesaortitis
[医] 主动脉中层炎
🗣️ 情景例句
She quit her job.
她辞职不干了。
I suppose he's coming to us.
我才他会到这来的。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，