| 释义 |
selenium/siˈli:niəm/n. Chem. a non-metallic element occurring naturally in various metallic sulphide ores and characterized by the variation of its electrical resistivity with intensity of illumination (symbol 符 Se) 【化】(化学元素)硒 □ selenate /ˈselineit/ n.□ selenic /siˈli:nik/ adj.□ selenious adj.[modern Latin, from Greek selēnē ‘moon’ + -IUM] |