英语词汇“beryllium”是什么意思，“beryllium”的读音、用法及例句翻译-烛光网

词汇	beryllium
释义	be·ryl·li·um AHD[bə-rĭlʹē-əm] D.J.[bəˈrɪliːəm]K.K.[bəˈrɪliəm]n.Symbol Be （名词）符号 Be A high-melting, lightweight, corrosion-resistant, rigid, steel-gray metallic element used as an aerospace structural material, as a moderator and reflector in nuclear reactors, and in a copper alloy used for springs, electrical contacts, and nonsparking tools. Atomic number 4; atomic weight 9.0122; melting point 1,278°C; boiling point 2,970°C; specific gravity 1.848; valence 2. See table at element 铍：一种高熔点、质轻、抗腐蚀、坚硬的青灰色金属元素，用作宇宙空间结构材料，如核反应器中的减速剂和反射体，铍铜合金用于制造弹簧、电接触器和无电花工具。原子序数4；原子量9.0122；熔点1,278°C；沸点2,970°C；比重1.848；化合价2 参见 element Etymology语源 From beryl 源自 beryl
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