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