lip-servicen (idm 习语) give/pay lip-service to sth say that one approves of or supports sth while not doing so in practice 口惠而实不至 He pays lip-service to feminism but his wife still does all the housework. 他口口声声支持女权主义, 但全部家务仍然是妻子的事.
牛津英汉双解词典