... testify a fact证实一个事实 testify against 作不利于...的证明 testify to sth 为什么作证 ...
权威例句
1.
There is a vast array of evidence and a vast number of experts who can testify to the fact that playing chicken with the full faith and credit of the United States government is a bad idea.
WHITEHOUSE: Press Briefing
2.
"I can testify to the fact that it was a lot harder to turn the other cheek and refuse to fight back than it would have been to exercise a normal reaction, " Robinson wrote.
WSJ: Chris Lamb: Jackie Robinson??Faith in Himself, and in God
3.
That has no standing in French or German law, but when both parties to a failed marriage freely testify that a talaq has taken place in some Islamic country, European courts have been forced to acknowledge the fact.