| 释义 |
sel·en·iumBrE /səˈliːniəm/NAmE /səˈliːniəm/ noun [U] (symbol Se) a chemical element. Selenium is a grey substance that is used in making electrical equipment and coloured glass. A lack of selenium in the human body can lead to illnesses such as depression 硒（化学元素，用于制造电气设备和有色玻璃，人体缺此元素可致抑郁等病） |