off

off
off 从…离开，从…掉下，脱离
off, from, out of 这三者均可表示“离开,脱离”。off表示与物体的表面或边缘的运动; from表示运动的起点,不指明具体方向; out of表示从物体的内部向外的运动。
The singer was led off the stage by the maestro.
歌唱家由那位著名的指挥领着离开了舞台。
Off campus, they faced hostility.
在校园之外，他们遭人敌意。
The plane took off and ascended steadily until it was out of sight.
飞机起飞之后平稳地逐渐升空直到消失在视野之外。