(1) 1) 失败(state or act of failing) [U]：be doomed to～注定要失败;～in an examination 考试不及格;be upset/be affected by one's～被失败弄得心烦意乱/受到失败的影响;end in/meet with/invite～以失败告终/遭到失败/招致失败;What was the cause of her～? 她失败的原因是什么? His～to get the job surprised everybody. 他没能得到那份工作使每个人都感到惊讶。learn through～从失败中吸取教训;F～is the mother of success. (prov)失败是成功之母。2) (一次)失败(example of this) [C]：The policy was a～. 那项政策是个失败。He had many～s before finding the solution. 他经历多次失败之后才找到了解决方法。〖同〗failing;〖反〗 success，fulfillment;

(2) 失败的人(事)，失败的尝试(经验) (unsuccessful person，thing or attempt) [C]：a complete～as a businessman 彻底失败的企业家;turn out a～证明是一次失败;The party is an utter～. 晚会彻底失败了。〖同〗nonsuccess，mishap;〖反〗 success;

(3) 缺乏，不足，失灵(being not enough;the (instance) state of being unable to function as is needed or required) [U，C]：the～of crops/of supplies 庄稼歉收/供给不足;a heart/a power/an engine～心脏衰竭/停电/发动机失灵;〖同〗 decline，breakdown;〖反〗 improvement，strength，strengthening;

(4) 疏忽，忘记，没能(做某事) ((instance of) fact of neglecting or forgetting;inability to do sth) [U，C]：sb's～to arrive on time/to keep a promise 某人没有准时到达/没能履行诺言;the～to reach an agreement 没能达成协议;〖同〗 neglecting，negligence，nonperformance;〖反〗observance，care;

(5) 破产，倒闭(the act or an example of being unable to pay what one owes) [C，U]：several bank～s 几起银行倒闭事件;the～of an old business 一个老企业的破产;〖同〗 bankruptcy，crash，ruin，collapse，downfall;〖反〗success，prosperity;

←fail v;n 失败，(考试)不及格，缺乏，失灵