Mic.
[医] 显微镜下的
🗣️ 情景例句
I want to thank all of you for coming here tonight.
我非常感谢你们大家今天晚上的赏光。
Please answer the door.
请去开门。
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，