fail

失败，不及格；破产；缺乏；衰退英释中释vto not succeed in achieving something

不及格英释中释nan unsuccessful result in a test or examination

1 fail in,失败；缺少

2 without fail,务必；必定，无疑

3 never fail to,一定会...

4 fail to do,失败；未做成

5 fail safe,故障保护；失效安全

6 fail to resolve,解决未果

7 words fail me,说不出话来

1 It looks likely that the peace talks will fail..看来和平谈判可能会失败。

2 Millions of people have tried to quit smoking and failed miserably (= been completely unsuccessful )..数百万人戒过烟，都以惨败告终。

3 his efforts to save his failing marriage.他挽救自己濒危婚姻的努力

4 If all else fails, you may be advised to have an operation..要是其他方法都不见效的话，恐怕你还是动手术的好。