be.ryl.li.um
beryllium的音标和读音:
DJ音标发音: [bəˈrili:əm]
KK音标发音: [bəˈrɪliəm]
beryllium的词性:
n.Symbol Be (名词)符号 Be
1. 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848;化合价2参见 element
beryllium的词源: