testify /ˈtɛstəˌfaɪ/ verb testifies; testified; testifying
testifies; testified; testifying
Learner's definition of TESTIFY
1
a : to talk and answer questions about something especially in a court of law while formally promising that what you are saying is true（尤指出庭）做证 [no object]
-
She refused to testify about who had given her the information.她拒绝指认给她提供消息的人。
-
Three witnesses were called/summoned to testify at (the) trial.三个目击者被传去出庭做证。
-
She testified before Congress today.今天她在国会面前做证。
-
He agreed to testify against his drug dealer.他同意指证与他交易的毒贩。
-
They will testify for the defense/prosecution. [=they will testify because the defense/prosecution has asked them to]他们将为辩方/控方做证。
[+ object]
b : to talk about or say (something) in an honest and confident way证明；坦言 [+ object]
[no object]
—
+ to 2
: to show that something is true or real : to give proof of something证实；证明 [no object]
—
+ to -
These statistics testify to the fact that the program is working. [=show that the program is working]这些数据可以证明这个程序正在发挥作用。
-
The fact that doctors were able to catch the disease before it had spread testifies to the importance of medical screenings.医生在这种疾病传播之前就能控制住它，这一事实可以证明医学筛查的重要性。
[+ object]
3
[no object] US : to talk to a group of people about your belief in God especially as part of a church service（尤指做礼拜时）见证（上帝存在）