言不由衷的英文

英语翻译

言不由衷[yánbùyóuzhōng]

-talkinsincerely;aleft-handedcompliment;beinsincereinone'swords[speech];nottosaywhatonethinksinone'smind;nottospeakhonestly;One'sheartisfarfromone'slips.;One'swordsbelieone'smind.;sayonethingandmeananother;saywhatonedoesnotmean;speakaffectedly;speakwithoutsincerity;speakwithtongueincheek;Thewordsspokenarenotfromtheheart.

"你看来不那么笨嘛" 是一句言不由衷的恭维话。
"You are not quite such a fool as you look", is a left handed compliment.