insincere /ˌɪnsɪnˈsiɚ/ adjective Learner's definition of INSINCERE
[more insincere; most insincere]
: not expressing or showing true feelings : not sincere不诚恳的;不真诚的;虚伪的 -
He said he was sorry, but I could tell that he was being insincere.他说他很抱歉,但我知道他并无诚意。
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insincere praise/flattery虚假的赞扬/奉承
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an insincere apology缺乏诚意的道歉
— insincerity
/ˌɪnsɪnˈserəti/ noun [noncount]