相关词组
1. off and on : 断断续续地；
2. be badly off : 生活过得不好；
3. off and : 忽然, 意外地；
4. be well off : 生活过得好；
5. better off : adj. 状况好的, 经济状况好的, 富裕的；
6. right off : 立刻；
词典解释
In addition to the uses shown below, off is used after some verbs and nouns in order to introduce extra information. Off is also used in phrasal verbs such as ‘get off’, ‘pair off’, and ‘sleep off’.
除下列用法外，off 可以用在某些动词和名词之后引出附加信息。off 还可用于 get off,pair off, sleep off 等短语动词中。
