prove、verify、bear out、demonstrate、confirm、validate、testify、certify 用法辨析

LOKI S01E01连续出现了两次关于”确认“的词语，但是却不是同一个词。

0,0:06:50.89 Please sign to verify this is everything you've ever said. 请签字确认这是你说过的所有的话。 0,0:07:36.59 Please confirm to your knowledge 请确认 据你所知

prove、verify、bear out、demonstrate、confirm、validate、testify、certify 用法辨析

这组动词都有“证明”的意思。

prove 用作系动词，意思是“证明是”“结果是”。

常用结构是系表结构: prove + (to be) + 名词，形容词，分词，介词短语，to be 可省略。
The operation proved (to be) a complete success.
这场手术结果是完全成功的。
She will prove (to be) the most suitable person for the job.
她将被证明是最适合做这项工作的人。
As time went on, Einstein’s theory proved (to be) correct.
随着时间的推移，爱因斯坦的理论被证明是正确的。
Results from these projects have proved of great value.
这些研究的成果证明很有价值。
The dispute over the song rights proved impossible to resolve.
结果是，有关歌曲版权的争执根本无法解决。
用作及物动词意思是“证明”、“证实”。指有充分的、可靠的事实证明某一观点或结论是正确的。
Galileo proved the law of falling objects to the world from the leaning tower in Pizza.
伽利略在比萨斜塔证明物体落体定律。
The data obtained clearly proves that the proposed method is far better than the traditional one.
获得的数据清楚地证明，提出的方法比传统的方法好的多。
The tape recordings provided enough evidence to prove that he'd been involved in the conspiracy.
这些录音提供了足够的证据证明他参与了那个阴谋。
There wasn't enough evidence to prove him guilty of the crime of which he was accused.
没有足够的证据能证明他犯了被指控的罪行。

verify “证明”、“证实”、“核实”。多指通过实验、论证，查核证实某事的是对的，也可表示“查证”、“核实”某事的真实性。

Physical and chemical tests verify that the device has neither radioactive pollution nor toxic side effects.
物理和化学测试验证明该装置无放射性污染，对人体也无毒无副作用。
These numbers are surprisingly high and they'll have to be verified.
这些数字高得令人吃惊，必须加以核实。
We need more proofs to verify whether he is guilty of the crime.
我们需要有更多的证据才能证明他是否犯罪。
The new technology, including the digital photograph, will help authorities verify a traveler’s identity.
包括使用数码照片的这种新科技将能帮助当局查证旅行者的身份。
Ask for the guests' name if not known and verify the guests' information in the computer.
如果不知道客户的名称可要求告知，并核实电脑中客户信息。

bear out “证明”、“证实”。该动词短语用法相当于同 prove、verify。

Her story bears out exactly what you said. （proved、verified）
她的话完全证实了你所说的话。
We will not make a decision before all the facts we mentioned have been borne out (proved、verified).
在我们提到的所有的事实得到证实之前，我们不会做出决定。
It seemed to bear out Hemingway's own gloomy maxim about America.
这似乎证实了海明威关于美国的阴郁格言。
If you didn't do anything wrong, then the investigation will bear out your innocence.
如果你没有做错任何事，那么调查将证明你是无辜的。
demonstrate “证明”、“证实”。指用充分有力、无可辩驳事实或证据证明某事，语气较强。
It is easy to demonstrate the truth of this proposition.
要证明这一命题的正确性是很容易的。
The success of Olympic Games demonstrated that people of different nations and cultures can work together peacefully.
奥运会的成功举行证明不同的国家及其文化是能和睦相处的。
The researchers say this is the first study to demonstrate a link between midlife belly fat and the risk of dementia.
研究人员说，这是首次通过研究证实中年腹部肥胖与患痴呆的危险有关联。
I can show you studies which demonstrate that some forms of alternative medicine are extremely effective.
我可以向你们展示一些研究，这些研究中证明某些形式的替代医学非常有效。

confirm “（进一步）证实”、“确定”、 “确认”。指对已有的观点、说法、预测、猜疑予以证实或确证 (to prove that a belief or an opinion that was previously not completely certain is true, or to make something sure or true)。

Many scientists have predicted that the atmosphere is becoming warmer and warmer, but so far not enough evidence has produced to confirm the prediction.
许多科学家曾预测气候会变得越来越暖和，但到目前为止还没有足够的证据来证实这项预测。
The smell of cigarette smoke confirmed what he had suspected: there had beena party in his absence.
烟味证实了他的猜疑：他不在时这里举行过聚会。
Instead of replying to our inquiry about the truth of the fact, he asked to resign,which confirmed our suspicion on him.
他没有对我们询问这件事的实真相作出回答，反而提出辞职，这证实了我们的对他的怀疑。
Her announcement confirmed that she would be resigning as CEO.
她的声明证实了她将会辞去首席执行官职位。
You had better confirm your reservation for the hotel before your departure to the city.
在出发前往该市之前，你最好确定一下酒店预订。

validate “验证”，“使……证实”。形容词valid可指理论、观点、说法“站得住脚的”、“正确的”，因此validate常用于证明理论、观点、说法的正确性或站得住脚。

He feels that today's economic problems validate his opposition to the policy.
他觉得目前的经济问题说明他反对这项政策是对的。
Can you validate your views against economic growth?
你能验证你反对经济增长的说法的观点吗？
Many people reported the witness of UFO, but none of them have been validated as yet.
许多人报道说看到了不明飞行物，但没有一个报道得到证实。

testify “作证”。多指以事实口头为某人或某事作证，也可指在法庭上为当事人的提供证词 (to speak seriously about something, especially in a law court, or to give or provide proof。 该词也可用于指一般的证明，接宾语时常用testify to。

Can you testify the man’s statement that he was not at the scene of the crime?
这位男子说他不在犯罪现场，你能证明他的说法吗?
He testified to having seen the man leaving the building at the time of the murder being committed.
他作证说在谋杀发生时他看到那个男子离开那栋楼。
He testified that he had seen the man leaving the building around the time of the murder.
他作证说，自己看到那人在谋杀发生前后离开了大楼。
Ten witnesses are expected to testify at the trial today.
预计有10名证人将在今天的审判中作证。

certify （通常以书面形式）证明，证实 (to say in a formal or official way, usually in writing, that something is true or correct)。指用合法的证书、证件或带签名盖章的证明、权威性或人格来证实某事的可靠性和真实性，含“担保”、“保证”之意。

I hereby certify (that) the above information is true and accurate.
兹证明上述情况属实准确无误。
I certify that all the information given in this application is true and accurate.
我保证所有在本申请表格填报的资料是真实和准确的。
I won’t buy such an expensive painting until it is certified by an expert.
我不会买这幅贵的画，除非得到专家的认证。
The doctor certified me unfit to go to work for the next month.
医生证明我下个月不适合上班。
The new type of aircraft must be certified to meet government safety standards.
这种新型飞机必须经过认证以符合政府的安全标准。