包藏祸心，苞藏祸心
bāocáng-huòxīn,bāocáng-huòxīn
〖harborevilintentions;hidemaliciousintents〗祸心:害人之心。心里藏着坏念头
瞧这家伙鬼鬼祟祟的样子,准知道他包藏祸心