fail
fail[feil]vi.1.■失败，未能成功，未能做到：The experiment failed.实验失败了。We tried but failed.我们尝试过，但失败了。2.■衰弱，减弱，消失，衰退：Her sight is beginning to fail.她的视力开始下降。3.■停止作用，失灵，出故障：The brakes failed.制动器失灵。4.■(机器、建筑部件等因超负荷而)弯曲，断裂，毁坏，不能使用5.■缺乏，欠缺，不足：The water supply failed.水供应不足。6.■破产，倒闭，失去支付能力：Several of the biggest banks failed during the depression.几家最大的银行在经济萧条期倒闭了。7.■枯萎，凋谢：The flowers failed for lack of rain.由于缺少雨水，花凋谢了。8.■【教育学】(考试)不及格9.■(义务、责任等)未能履行，玩忽职守，辜负(期望等)：She failed in her duty.她没有履行她的职责。vt.1.■未能…，未做…；疏忽；漏做(某事)，忽略；忘记[与不定式连用]：He failed to go.他未能去成。She failed to do her duty.她没有尽她的职责。2.■舍弃，遗弃：His girl friend failed him.她的女朋友抛弃了他。3.■无用，无助于；使失望，使(希望等)落空，辜负期望：When I wanted his help,he failed me.在我需要他帮助的时候，他使我感到失望。Several times I almost brought myself to the point of speaking to him,then my courage failed me.好几次我鼓足勇气要对他表白，但最终还是失败了。4.■【教育学】使…不及格；使…失败：He failed no students this term.这学期他没有给学生不及格。5.■【教育学】没有通过…的考试：He failed chemistry.他化学没有及格。6.■缺少，缺乏：to fail courage缺乏勇气n.1.■不及格2.■失败,迟误[现仅用于短语without fail]3.■【商业】无力交割，交割失信，不按时交割，不履行证券交接(证券经纪人不能于成交后的预定期限内交割证券)without fail必定，务必fail safe(飞机、电器等)有故障安全装置[1175～1225]
failfail[feil]vt.1.■失败, (考试)不及格2.■缺少3.■使失望; 对(某人)辜负4.■疏忽, 未履行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。Words failed me at the last minute.到最后我说不出话来了。词性变化fail[feil]vi.1.■失败, 不及格; (判断)错误, 不中目标2.■[与不定式连用]不能, 不(做), 忘记; 疏忽3.■不足, 缺乏(in); (作物)歉收4.■(健康、体力、视力等)衰退; 减弱5.■停止作用; 故障; 停(水), 断(电)6.■破产、倒闭7.■绝, 全无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。His health is failing rapidly.他的健康迅速衰退 。The patient's heart failed.病人的心脏停止了跳动。fail[feil]n.1.■失误, 迟误2.■考试落第者I'll pay you tomorrow without fail.我明天付款给你, 决不迟误。
继承用法fail-outn.1.■故障后果fail-passiveadj.1.■工作可靠但性能有下降的fail-safevt., vi.1.■(使)具有自动保险装置
词性变化fail[feil]n.1.■(核弹运载机的)自动保险装置adj.1.■安全的, 可靠的fail-safetyn.1.■(个别部件发生故障时的)系统可靠性fail-saleadj.1.■没有销路的failtestsn.1.■可靠性试验failedadj.1.■已失败的failern.
