五价 五价的英文 英语翻译 quinquevalentpentavalent; quinquevalent 拓展翻译 五价铋的bismuthic五价铋化合物bismuthic compound五价氮吡咯啉化合物pyrrolinium compound五价磷的phosphoric五价铌化合物columbic compound五价气性坏疽抗毒素antitoxinum gas-gangraenosum pentavalens五价砷的化合物arsenic compound五价酸pentatomic acid五价钽的tantalic五价锑的antimonic; stibial; stibicantimonic五价钨的tungstic五价物pentad未负价的unincombered无代价的gratuitous无定价的unpriced无法估价的unpriced无价的impayable; inestimable; invaluable; pricelessnon-valentnonvalent物价的暂时上涨spurt五fivepent-; Quinq五氨合物pentammine