• vt. 证明，证实；作证
• vi. 作证；证明

test-,见证，证明，-fy,使。

testify (v.)

late 14c., "give legal testimony, affirm the truth of, bear witness to;" of things, c. 1400, "serve as evidence of," from Anglo-French testifier, from Latin testificari "bear witness, show, demonstrate," also "call to witness," from testis "a witness" (see testament) + root of facere "to make" (see factitious). Biblical sense of "openly profess one's faith and devotion" is attested from 1520s. Related: Testified; testifying; testification.

1. They testify to the extraordinary potency of his personality.

这些事情证明了他非凡的人格魅力。

来自柯林斯例句

2. She refused to testify, unless the murder charge against her was dropped.

除非撤销对她的谋杀指控，否则她拒绝作证。

来自柯林斯例句

3. Fiers promised to testify fully and truthfully.

菲耶尔承诺所作证词将毫无保留且句句属实。

来自柯林斯例句

4. She refused to testify against her husband.

她拒绝出庭作证指控丈夫。

来自《权威词典》

5. I can testify to this man's veracity and good character.

我可以作证,此人诚实可靠,品德良好.

来自《简明英汉词典》