Nsf
国家科学基金会\\n[计] 美国国家科学基金会
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
The Chinese commonly work hard.
一般中国人很勤劳。
that bodies and the can be rapidly covered over and preserved.
尸体之类的东西才能被迅速地覆盖而保存下来。