诚=honest诚实; sincere; true.
信=trust信用;believe.
诚信= (a)(名词)INTEGRITY; TRUSTWORTHINESS; RIGHTEOUSNESS.
(b)(形容词)TRUSTWORTHY;RIGHTEOUS;
句子:(1)He is a trustworthy businessman/lawyer.有诚信...
(2)We must avoid people who have little or no .少/无诚信者...