Vacuometer
n. 真空计, 低压计
🗣️ 情景例句
I'm really concerned about them,
我真的为他们担心，
How much is a bus ticket?
公共汽车票要多少钱？
Class 3 did very well in the school sports meeting last week.
“3班在上星期的校运会上表现很好。