单词	national exhibition
释义	national exhibition 国家展览会
随便看	university scientific research university scientific research investment university secondary school university secular university security work university self-determination university self-discipline university self-governance University self-government university self-maintenance universitys university safeguards university scale university scholar university school university-school University schooling university school newspaper university school paper university schools of education university science university science and technology parks university science and technology zone university science journal university senate