plat.i.num
platinum的音标和读音:
DJ音标发音: [ˈplætnəm]
KK音标发音: [ˈplætnəm]
platinum的词性:
n.(名词)
1. Symbol Pt A silver-white metallic element occurring worldwide, usually mixed with other metals such as iridium, osmium, or nickel. It is ductile and malleable, does not oxidize in air, and is used as a catalyst and in electrical components, jewelry, dentistry, and electroplating. Atomic number 78; atomic weight 195.09; melting point 1,772=C; boiling point 3,827=C; specific gravity 21.45; valence 2, 3, 4.See table at element
符号 Pt 铂:一种世界范围内存在的银白色金属元素,常与其它金属,如铱、锇或镍混合,易拉长且具延展性的,在空气中不氧化,可用作催化剂,用于电学元件、珠宝,牙科学和电镀中。原子序数78;原子量195.09;熔点1,772=C;沸点3,827=C;比重21.45;化合价2,3,4参见 element
2. Color A medium to light gray.
【色彩】 铂灰色:亮灰色的媒质
platinum的词源:
3. New Latin
现代拉丁语
4. from Spanish platina [platinum] * see platina
源自 西班牙语 platina [铂] *参见 platina