to fail
01
失败, 未成功
to be unsuccessful in accomplishing something
Intransitive
例子
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。
02
失败, 不及格
to be unsuccessful in an examination or course
Transitive: to fail an examination or course
例子
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。
03
失败, 未能
to not carry out or fulfill an expected action or responsibility
Transitive: to fail to do sth
例子
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。
04
使失望, 抛弃
to disappoint or abandon someone by not meeting their expectations or providing support
Transitive: to fail sb
例子
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。
05
故障, 失灵
to stop functioning correctly or completely break down
Intransitive
例子
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。
06
失败, 未能
to be unable to do something or achieve a desired outcome
Transitive: to fail to do sth
例子
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。
07
衰退, 减弱
to lose strength or quality over time, becoming less effective or reliable
Intransitive
例子
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。
08
失败, 不足
to be inadequate or unavailable when needed or expected
Intransitive
例子
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。
09
失败, 破产
to stop operating or trading due to financial bankruptcy
Intransitive
例子
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。
10
使不及格, 判定失败
to determine that someone has not met the required standard in an examination or test
Transitive: to fail a candidate or examinee
例子
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。
11
失败, 未达到
to not succeed in reaching a desired objective or goal
Intransitive: to fail in an effort
例子
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。
Fail
01
失败, 错误
a mistake or unsuccessful act
例子
The launch of the new product was a major fail due to poor marketing.
由于营销不力，新产品的推出是一个重大失败。
Despite his efforts, his attempt to climb the mountain ended in a fail.
尽管他努力了，但他攀登这座山的尝试以失败告终。
02
不及格, 失败
a grade below the passing standard, indicating insufficient performance or mastery of the subject matter
例子
She received a fail in her final biology exam despite her efforts.
尽管努力了，她在生物学期末考试中还是不及格。
His chemistry paper showed a fail, disappointing him.
他的化学论文显示不及格，这让他很失望。
词汇树
failed
failing
failing
fail
