单词 | vain |
释义 | vain a.空费的,徒然的;爱虚荣的,自负的 〖题〗We tried ___ to persuade him to stay home,but at last,he went to the construction site in spite of his bad illness. A.vain B.in vain C.in fact D.in vanity 〖解〗答案B。句意:我们极力劝说他呆在家,但大家都是徒劳,尽管他生着重病,最后还是去了工地。in vain(=vainly)徒劳地,白费力气地。 〖词组〗be vain of 对……很自负 |
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