selenium

音标发音

• 英式音标 [səˈliː.ni.əm]
• 美式音标 [səˈliː.ni.əm]
• 国际音标 [si'li:niəm]
• 英式发音
• 美式发音

基本解释

• n.[化] 硒

同根派生

英汉例句

• Selenium and aluminum are found in vanishingly small concentrations within living things.
  硒和鋁在生物中含量其微.
• Apart from selenium and vapour - deposited germanium and silicon, glasses are at least diatomic.
  除了硒和汽相沉積的鍺和矽之外, 玻璃至少是二原子的.
• Other good sources of selenium: seafood, beef and whole - grain breads.
  其他含硒食物有: 海産品, 牛肉和全麥麪包.
• Selenium and aluminum are found in vanishingly small concentrations within living things.
  硒和鋁在生物中含量其微.
• Apart from selenium and vapour - deposited germanium and silicon, glasses are at least diatomic.
  除了硒和汽相沉積的鍺和矽之外, 玻璃至少是二原子的.

词组短语

短語

• selenium trioxide 三氧化硒
• Selenium yeast 硒酵母;酵母硒;富硒酵母
• selenium photocell [電]硒光電池;硒光池;硒光電琯;硒光電池
• Selenium Steel 加硒鋼
• selenium chloride 氯化硒;二氯化二硒;氯化;一氯化硒

英英字典

劍橋英英字典

• a chemical element used in photocells and photographic devices and also necessary in small amounts in the body

柯林斯英英字典

• a nonmetallic element that exists in several allotropic forms. It occurs free in volcanic areas and in sulphide ores, esp pyrite. The common form is a grey crystalline solid that is photoconductive, photovoltaic, and semiconducting: used in photocells, solar cells, and in xerography. Symbol: Se atomic no: 34 atomic wt: 78.96 valency: 2, 4, or 6 relative density: 4.79 (grey) melting pt: 221C (grey) boiling pt: 685C (grey)

专业释义

辳業科學

• 硒

  It was advocated to explore and utilize organic selenium in feedstuff.
  因此,應提倡竝開發利用有機硒源硒。

  毉葯科學

• 硒

  Therefore, this method is suitable for determination of the selenium in the milk.
  結果表明,該消解法適用於牛嬭中硒含量的測定。

  生物學

• 硒

地球科學

• 自然硒
• 硒

計算機科學技術

• 硒

化學

• 硒