查询结果:

[feil]

v. 失败,不及格;衰退,减弱

拉丁语动词fallere(欺骗) → 现代英语fallacy, fallible, falsefault;

拉丁语动词fallere(欺骗→ 蒙骗人的希望,使人失望 → 通俗拉丁语fallire(缺陷,失败) → 古法语faillir 现代英语fail;

古法语faillir → 盎格鲁-诺曼语failer 现代英语failure. 

-fall-欺骗 → 元音a被加长为ai,双写l变单写 fail失败  

同源词:
fallacy, fallible, false, fault, failure
词组/短语:
without fail 必定,一定

例:
He failed to come. 他未能来。
He fails in courage. 他不够勇敢。
He never fails to write to his mother every week. 他从来没有忘记每周给母亲写信。
When I wanted his help he failed me. 当我需要他帮助时,他却使我失望。
The teacher failed me in mathematics. 老师给我数学不及格。

My eye sight is failing. 我的视力渐渐衰退。