基本解释n.支持;维持;支持物同根派生 sustainment相关词英汉例句用作名词 (n.)Raytheon Company has partnered with The Boeing Company to bid for the U.S.Air Force's Counterspace Command and Control Sustainment contract.近日,雷声公司与波音公司共同对美国空军反空间的指挥与控制支持合同进行了投标。sustainment更多例句