| 单词 | 核子武器 |
| 释义 | 〔lithium〕A soft, silvery, highly reactive metallic element that is used as a heat transfer medium, in thermonuclear weapons, and in various alloys, ceramics, and optical forms of glass. Atomic number 3; atomic weight 6.939; melting point 179°C; boiling point 1,317°C; specific gravity 0.534; valence 1. See table at element 锂：一种柔软、银色、极易反应的金属元素，作为导热体用于热核子武器、及各种合金，陶器，和玻璃的光学构造。原子序数3；原子量6.939；熔点179°C；沸点1,317°C；比重0.534；化合价1 参见 element |
| 随便看 |
|
学习网英语词汇栏目收词371507余条，连同派生词、复合词、词组和习语等。每个词条提供了音标、词性、释义、用法、搭配和同（近）义词等多项功能，对所收词汇进行全方位的解释和说明，内容丰富，功能全面。