contemns英 [kənˈtɛmz]美v. 轻(蔑,藐)视contemn的第三人称单数双语例句Direct determination of MnO, ZnO and Fe_2O_3 contemns in manganese-zinc ferrites by EDXRF analysisEDXRF法直接测定铁氧体中MnO、ZnO和Fe2O3的含量