Intraversion
[医] 牙弓狭窄
🗣️ 情景例句
Can I call you sometime?
我能给你打电话吗？
Why are you disappointed?
你为什么灰心？
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。