Vaccum
n. 真空
🗣️ 情景例句
What subject did you major in university?
你在大学主修的科目是什么？
Here is a copy of itinerary we have worked out for you and your friends.Would you please have a look at it?
这是我们为你和你的朋友拟定的活动日程安排。请过目一下，好吗？
He says the Chinese people are very friendly.
他说中国人都很热情。