sycophantic
adjective formal disapproving uk/ˌsɪk.əˈfæn.tɪk/ us/ˌsɪk.əˈfæn.tɪk/
阿谀奉承的，谄媚的
(of a person or of behaviour) praising people in authority in a way that is not sincere, usually in order to get some advantage from them
There was sycophantic laughter from the audience at every one of his terrible jokes. 他每讲一个糟糕透顶的笑话，听众都发出谄媚的笑声。