• v. 证明；保证

来自词根cert, 确定，见certain.

certify (v.)

mid-14c., "to declare the truth of," also "to vouch for or confirm" (an official record, etc.), from Old French certefiier "make certain, witness the truth of" (12c.), from Late Latin certificare "to certify, to make certain," from Latin certus (see certain) + root of facere "to make, do" (see factitious). Also used in Middle English in broader senses of "inform, give notice; instruct, to direct; to designate." Related: Certified; certifying. Certified public accountant attested from 1896.

1. This swimming certificate is to certify that I swim one hundred metres.

这张游泳证证明我可以游100米.

来自《简明英汉词典》

2. Can you certify for his ability as a teacher?

你可以保证他能胜任老师的工作 吗 ?

来自《简明英汉词典》

3. I can certify to his good character.

我可以证明他品德好.

来自《简明英汉词典》

4. The National Election Council is supposed to certify the results of the election.

全国选举委员会应对选举结果出具证明。

来自柯林斯例句

5. Each year they audit our accounts and certify them as being true and fair.

他们每年对我们进行账务审核，以确保其真实无误。

来自辞典例句