selenium [si'li:niəm, -njəm]以下由轻松背单词网站提供
单词级别附加级基本释义n. [化] 硒 (非金属元素, 符号 Se, 原子序34)参考例句Selenium and aluminum are found in vanishingly small concentrations within living things. 硒和铝在生物中含量其微。Apart from selenium and vapour-deposited germanium and silicon, glasses are at least diatomic. 除了硒和汽相沉积的锗和硅之外,玻璃至少是二原子的。 推荐阅读 |