象牙塔; 实用场景例句 全部 The professor be shut up in the ivory tower all the time. 教授整天在象牙塔里呆着. 互联网 The professor shut up in the ivory tower all the time. 那教授整天在象牙塔里呆着. 互联网 Living in an ivory tower, he had no understanding of politics. ...