1VERB 不相信,怀疑(某人或某人的话) If you disbelieve someone or disbelieve something that they say, you do not believe that what they say is true. 不相信,怀疑(某人或某人的话) [Also VERB that]
There is no reason to disbelieve him. [VERB noun]
没有理由不相信他。
He had never been able to disbelieve it completely. [VERB noun]