基本解释adj.真诚的;诚挚的词源解说 16世纪30年代进入英语,直接源自中古法语的sincere;最初源自古典拉丁语的sincerus。同根派生sincerely adv. 真心实意地sincerity n. 真实,诚挚;诚实,直率sincerest相关词英汉例句用作形容词 (adj.)用作定语: ~+ n.He offered a sincere apology for his behavior.他主动对自己的行为诚恳地道了歉。用作表语: S+be+~His apology was sincere.他的歉意是出自内心的。S+be+~+ prep .-phraseShe is sincere in her political beliefs.她对自己的政治信仰很忠心。sincerest更多例句