badly off 贫困，贫穷

better off 情况较好

right off 立刻，马上 (= straight off)

well off 富裕

worse off 情况较差

be off离开

take off［飞机等］起飞；脱下

put off推延［时间］

hurry off匆忙离开...

turn off关掉...

get off下车

have /take/ask for a day off请假/离开一天

fall off从...掉下

give off发出［光、热、气味等］

keep off让开，不接近。