selenium.

英 美
  • sel n.信号工程实验室(=SignalEngineeringLaboratories)
  • sel-o-rines 二硫化硒去污剂(治花斑癣药,抗皮脂溢出性皮炎药)
  • sel. abbr.=select
  • sela [缅]碾磨前加过热的稻谷
  • selacean [医]板鳃类鱼,软骨鱼
名词 selenium:
  1. a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)

    1. Selenium is a photoconductive substance.
      硒是一种光电导物质。
    2. What fruit filling zinc and Selenium?
      什么水果补锌和硒?