Posix
[计] 可移植性操作系统接口
🗣️ 情景例句
We used to catch crabs.
我们以前常捉螃蟹。
You give me the money. I'll get you the goods.
一手交钱，一手交货。
It came to a stop outside the jeweller's.
在珠宝店门口停了下来。