in·sin·cere /ˌɪnsɪnˈsɪə◂ $ -ˈsɪr◂/ ●○○ adjectiveadj PRETENDpretending to be pleased, sympathetic etc, especially by saying nice things, but not really meaning what you say 不诚恳的,虚伪的 an offer which she knew to be impractical and insincere 一个她认为不实际、不真诚的建议
—insincerely adverbadv
—insincerity /ˌɪnsɪnˈserəti/ noun [uncountableU]