[lí kāi]
（跟人、物或地方分开） leave; depart from; deviate from; departure; turnaway
stray from the subject; digress
离开本题
leave one's post
离开岗位
The secretary abruptly left the conference room.
书记突然离开会议室。
（付账后离开） check out
Guests must check out before noon, or they will be charged for the day.
旅客必须于中午前办清手续离开， 否则将收取全日费用。