Posix
[计] 可移植性操作系统接口
🗣️ 情景例句
Could you put that into more specific terms?
您能不能说得明确一点？
Never offer to teach fish to swim.
切莫教鱼游泳。
You must have been driving at seventy miles an hour.
你刚才一定是以每小时70英里的速度开车。