fail
第三人称
fails
现在进行时
failing
过去式
failed
过去完成时
failed
1
失败, 未成功
to be unsuccessful in accomplishing something
- Despite their best efforts, the plan failed.
尽管他们尽了最大努力，计划还是失败了。
- The experiment failed due to unforeseen complications.
由于 unforeseen complications，实验失败了。
- He worked hard, but in the end, he failed.
他努力工作，但最终失败了。
- The team's strategy failed when they couldn't execute it properly.
团队的策略在他们无法正确执行时失败了。
- Her proposal failed despite being well-prepared.
尽管准备充分，她的提案还是失败了。
反义词：
2
失败, 不及格
to be unsuccessful in an examination or course
及物动词
- Despite studying hard, he failed the math test.
尽管努力学习，他还是没通过数学考试。
- I worked extra hours to avoid failing the important project.
我加班加点工作，以避免在重要项目中失败。
- If you don't attend class regularly, you might fail the course.
如果你不经常上课，你可能会不及格这门课程。
- John needs to improve his grades; otherwise, he will fail the semester.
约翰需要提高他的成绩；否则，他将不及格这个学期。
- Mark failed the history exam because he didn't study the material.
马克因为没学习材料而在历史考试中不及格。
反义词：
3
失败, 未能
to not carry out or fulfill an expected action or responsibility
及物动词
- She failed to call her friend as promised, leaving him disappointed.
她未能如约给朋友打电话，让他失望了。
- He often fails to submit his assignments on time, frustrating his teachers.
他经常未能按时提交作业，这让他的老师感到沮丧。
- Failing to arrive on time, she missed the beginning of the meeting.
由于未能准时到达，她错过了会议的开始。
- The manager failed to address the team's concerns, leading to dissatisfaction.
经理未能解决团队的担忧，导致不满。
- She promised to help but failed to show up when it mattered most.
她答应帮忙，但在最关键的时候未能出现。
同义词：
4
使失望, 抛弃
to disappoint or abandon someone by not meeting their expectations or providing support
及物动词
- She promised to help but failed her team when the pressure mounted.
她承诺帮忙，但在压力增加时让她的团队失望了。
- The leader vowed never to fail his people, even in the toughest circumstances.
领导者发誓即使在最艰难的情况下也永远不会辜负他的人民。
- When the crucial moment arrived, his courage failed him.
当关键时刻到来时，他的勇气辜负了他。
- They relied on her, but she failed them by not keeping her word.
他们依赖她，但她没有信守诺言，辜负了他们。
- Knowing she had failed her mentor weighed heavily on her conscience.
知道自己让导师失望了，这让她良心不安。
同义词：
5
故障, 失灵
to stop functioning correctly or completely break down
- The old car failed on the highway, leaving them stranded.
那辆旧车在高速公路上抛锚了，让他们被困。
- Her phone failed just when she needed to make an important call.
她的电话在她需要打一个重要电话时坏了。
- The generator failed during the storm, plunging the house into darkness.
发电机在风暴期间故障，使房子陷入黑暗。
- Over time, the bridge’s support beams started to fail, causing safety concerns.
随着时间的推移，桥梁的支撑梁开始失效，引起了安全担忧。
- The elevator failed, trapping the passengers between floors.
电梯故障，将乘客困在楼层之间。
6
失败, 未能
to be unable to do something or achieve a desired outcome
及物动词
- She failed to finish the book in time for the discussion.
她未能及时完成这本书以供讨论。
- He failed to meet the deadline despite working overtime.
尽管加班，他还是未能赶上最后期限。
- They failed to understand the instructions, which caused confusion.
他们未能理解指示，从而导致了混乱。
- He failed to answer the question correctly during the quiz.
他在测验中未能正确回答问题。
- They failed to secure enough votes and lost the election.
他们未能获得足够的选票并输掉了选举。
反义词：
7
衰退, 减弱
to lose strength or quality over time, becoming less effective or reliable
- Her eyesight began to fail as she grew older.
随着年龄的增长，她的视力开始衰退。
- Over the years, the bridge’s structural integrity started to fail.
多年来，桥梁的结构完整性开始失效。
- The device’s performance has been failing steadily due to wear and tear.
由于磨损，设备的性能一直在下降。
- He noticed his strength failing as the illness took its toll.
他注意到随着疾病的肆虐，他的力量正在衰退。
- Her health started to fail after months of neglecting proper care.
在忽视适当护理数月后，她的健康开始衰退。
8
失败, 不足
to be inadequate or unavailable when needed or expected
- When the wheat crop failed, the village faced a severe food shortage.
当小麦作物歉收时，村庄面临严重的食物短缺。
- As the water supply failed, residents were forced to ration what little they had.
由于供水失败，居民们被迫定量分配他们仅有的一点水。
- When the harvest failed, many families were left struggling to survive.
当收成失败时，许多家庭都在为生存而挣扎。
- Without reliable rainfall, the orchard's yield failed dramatically.
没有可靠的降雨，果园的产量失败得惊人。
- Crops fail when nutrients in the soil are insufficient for proper growth.
当土壤中的养分不足以正常生长时，作物失败。
9
失败, 破产
to stop operating or trading due to financial bankruptcy
- The company failed after months of declining sales and mounting debts.
在经历了数月的销售下滑和债务增加后，该公司倒闭了。
- Many small businesses fail within their first year of operation.
许多小企业在运营的第一年就失败了。
- He failed as a merchant when he could no longer cover his operating expenses.
当他无法再支付运营费用时，他作为商人失败了。
- The startup failed due to poor management and insufficient funding.
由于管理不善和资金不足，这家初创公司失败了。
- When the restaurant failed, it left the owner in significant debt.
当餐厅倒闭时，它给老板留下了巨额债务。
10
使不及格, 判定失败
to determine that someone has not met the required standard in an examination or test
及物动词
- The instructor failed half the class for not meeting the minimum requirements.
导师因未达到最低要求而让一半的班级不及格。
- She was devastated when she learned that the panel had failed her on the driving test.
当她得知小组在驾驶考试中未通过她时，她崩溃了。
- Despite her best efforts, the examiner failed her due to multiple mistakes.
尽管她尽了最大努力，考官还是因为多次错误而让她不及格。
- The strict grading system failed many candidates in the final round.
严格的评分系统在最后一轮淘汰了许多候选人。
- Failing the student for plagiarism was the only ethical choice the professor could make.
因为抄袭而不通过学生是教授唯一能做出的道德选择。
反义词：
11
失败, 未达到
to not succeed in reaching a desired objective or goal
- The team failed in their quest for the championship after a narrow defeat.
团队在追求冠军的失败后以微弱劣势落败。
- She failed in her attempt to climb the mountain due to harsh weather.
由于恶劣的天气，她攀登这座山的尝试失败了。
- He failed in his pursuit of winning the race after spraining his ankle.
在扭伤脚踝后，他未能成功追求赢得比赛。
- They failed in their effort to fix the roof due to bad weather conditions.
由于天气条件恶劣，他们未能成功修复屋顶。
- She failed in her attempt to convince the board to approve her proposal.
她试图说服董事会批准她的提案，但失败了。