serve as evidence of; bear witness to; give evidence of
"The blood test showed that he was the father"
"Her behavior testified to her incompetence"
The superlative wisdom of Socrates is testified by all antiquity.
出自： T. Jefferson
Manuscript volumes..remain to testify his diligence.
出自： W. Hanna
Russell's poem testifies that the capacity to fall in love is not extinguished in old age.
出自： M. Bergmann
He hated to testify against a friend.
He offered to testify in favor of the accused.
I can testify to this man's veracity and good character.
I can testify to his innocence.
The teacher testified to the pupil's ability.
Her tears testified to her grief.