selenium

n. 硒 [化] 硒Se

发音

UK /sɪˈliːni.əm/
US /sɪˈliːni.əm/
其它
UK /səˈliːni.əm/
US /səˈliːni.əm/

词形变化

seleniums 复数 seleniums

释义与例句

n.
  1. 1.

    A nonmetallic chemical element (symbol Se) with an atomic number of 34, used mainly in glassmaking and pigments and as a semiconductor.

    硒

    不可数
  2. 2.

    A single atom of this element.

    不可数

词汇关系

名词

同义词 1

se

上位词 3

element antioxidant chemical element

整体词 4

fool's gold iron pyrite pyrite selenite

相关短语

selenium cell [电] 硒光电池 selenium yeast selenium hexafluoride [化] 六氟化硒 selenium yeasts selenium eye selenium eyes selenium dioxide [化] 二氧化硒 [医] 二氧化硒

词源

From French sélénium, the name coined by Swedish chemist Jöns Jacob Berzelius in 1818 from Ancient Greek σελήνη (selḗnē, “moon”) in reference to original confusion with the similar element tellurium.

来源：wiktionary