on businessfor the purpose of doing business 有事；因公 * Are you here on business or for pleasrue? 你来这儿是有事还是消遣呢？ * The secretary told the visitor that the manager was out on business. 秘书告诉来访者说经理出差去了。on business公干;因公;有事：The man in charge asked that stranger，“Are you here on business or for pleasure?”主管人员问那个陌生人：“你到这里是办公还是为了游玩?” |