fails
A fail is when someone has judged that you have not reached a high enough standard in a test, examination, or course.
It's the difference between a pass and a fail.
这是及格和不及格的区别。
if all else fails
You say if all else fails to suggest what could be done in a certain situation if all the other things you have tried are unsuccessful.
If all else fails, I could always drive a truck.
迫不得已的话,我总可以开卡车。
without fail
You use without fail to emphasize that something always happens.
He attended every meeting without fail.
他逢会必参加。
You use without fail to emphasize an order or a promise.
On the 30th you must without fail hand in some money for Alex.
在30号你务必亲手交给亚历克斯一些钱。
fails , failing , failed
If you fail to do something that you were trying to do, you are unable to do it or do not succeed in doing it.
The party failed to win the election.
该政党未能赢得选举。
He narrowly failed to qualify.
他差一点就合格了。
He failed in his attempt to take control of the company.
他企图掌控这家公司,但是失败了。
If an activity, attempt, or plan fails, it is not successful.
We tried to develop plans for them to get along, which all failed miserably.
我们设法制定出让他们相处融洽的计划,但都惨败了。
He was afraid the revolution they had started would fail.
他担心他们发起的革命会失败。
a failed military coup.
一次失败的军事政变。
If someone or something fails to do a particular thing that they should have done, they do not do it.
Some schools fail to require any homework.
有些学校没有布置任何家庭作业。
He failed to file tax returns for 1982.
他没有填报1982年的纳税申报单。
The bomb failed to explode.
这颗炸弹没有爆炸。
If something fails, it stops working properly, or does not do what it is supposed to do.
The lights mysteriously failed, and we stumbled around in complete darkness.
灯莫名其妙地熄灭了,我们在一片漆黑中跌跌撞撞地走着。
If a business, organization, or system fails, it becomes unable to continue in operation or in existence.
So far this year, 104 banks have failed.
今年到现在为止已有104家银行倒闭。
a failed hotel business.
一家倒闭的酒店。
If something such as your health or a physical quality is failing, it is becoming gradually weaker or less effective.
He was 58, and his health was failing rapidly.
他58岁,健康状况每况愈下。
Here in the hills, the light failed more quickly.
在这儿的山里,光线减弱得更快了。
If someone fails you, they do not do what you had expected or trusted them to do.
We waited twenty-one years, don't fail us now.
我们等了21年,如今不要辜负我们。
If someone fails a test, examination, or course, they perform badly in it and do not reach the standard that is required.
I lived in fear of failing my final exams.
我总是担心期末考试会不及格。
If someone fails you in a test, examination, or course, they judge that you have not reached a high enough standard in it.
the two professors who had failed him during his first year of law school.
他上法学院第一年时判他不及格的两位教授。