對證 duìzhèng to verify Origin Definitions Defs Strokes Stroke Words Sentences Sents duìzhèng to verify 对 對 duì nounverb to check to check; to compare; to verify against a standard证 證 zhèng verb to prove to prove; to testify; to confirm; to demonstrateduìzhèng evidence 对 對 duì nounverb to check to check; to compare; to verify against a standard证 證 zhèng noun evidence (bound form) evidence; proof; testimony