ensure /inˈʃuə/ vt. 1.保证(有)，担保：ensure a yearly income of ￡6000 to sb.确保某人有6000英镑的年收入 ［考句］Some felt that they were hurrying into an epoch of unprecedented enlightenment, in which better education and beneficial technology would ensure wealth and leisure for all. 有的人觉得他们正高速进入一个前所未有的接受教育的年代，而良好的教育和实惠的技术会使大家确保财富和安逸。2.用于短语 ensure sb./sth. against/from 使不受，防止：The engineers have used special methods to ensure the bridge against danger from high winds. 工程师们采用特殊的方法保证桥梁免遭强风的威胁。