ADJ-GRADED 不诚恳的;虚伪的 If you say that someone is insincere, you are being critical of them because they say things they do not really mean, usually pleasant, admiring, or encouraging things. 不诚恳的;虚伪的 [disapproval]
Some people are so terribly insincere you can never tell if they are telling the truth.
有些人非常虚伪,你根本说不准他们是否在讲实话。
John found himself surrounded by insincere flattery.