unpalatable
adjective formal uk/ʌnˈpæl.ə.tə.bəl/ us/ʌnˈpæl.ə.t̬ə.bəl/
（事实或想法）令人不快的，让人难以接受的
An unpalatable fact or idea is unpleasant or shocking and therefore difficult to accept.
the unpalatable truth/facts about the war 令人难以接受的战争真相／事实
（食物）难以下咽的，不可口的
Unpalatable food is unpleasant to taste or eat.