一、while用作名词时,意为一段时间,一会儿。例如: I stayed there for a short while. (我在那儿呆了一小会儿。) The postman came a shortwhileago. (邮递员刚刚来过。) 二、while用作连词时,有以下几种含义: 1.意为当时候,和同时,引导时间状语从句。例如: While I was watching TV,the bell rang. (我看电视时,铃响了。) Meimei watched TV while she ate her supper. (梅梅边吃晚饭边看电视。) 2.意为虽然,尽管,引导让步状语从句。例如: While it was late,he went on working. (虽然很晚了,但他还在继续工作。) While he is in poor health,he works hard. (虽然他身体不好,但他还是努力工作。) 3.连接两个并列句子,表示对比关系。例如: He went out for a walk,while I stayed at home. (他出去散步了,而我却呆在家里。) I like singing while she likes dancing. (我喜欢唱歌,而她喜欢跳舞。) You like sports,while I prefer music. |