Vacuo
n. 真空
🗣️ 情景例句
I don't care what the critics say, Mr. Stewart.
我不管评论家怎么说 ，Stewart先生
How do you spell your last name?
你的姓是怎样拼写的？
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。