ruthenious /ru:'θi:niәs/ 📖 中文释义 a. [化]亚钌的,二价钌的 📘 English Definition(英文释义) a. Pertaining to, or containing, ruthenium; specifically,designating those compounds in which it has a lower valence ascontrasted with ruthenic compounds. ← ruthenic oxide R 字母词表 ruthenium →