cad.mi.um
n.Symbol Cd （名词）符号 Cd A soft, bluish-white metallic element occurring primarily in zinc, copper, and lead ores, that is easily cut with a knife and is used in low-friction, fatigue-resistant alloys, solders, dental amalgams, nickel-cadmium storage batteries, nuclear reactor shields, and in rustproof electroplating. Atomic number 48; atomic weight 2.40; melting point 320.9=C; boiling point 7'5=C; specific gravity 8.'5; valence 2.See table at element 镉：一种质软的，蓝白色的金属元素，最初存在于锌矿、铜矿和铅矿之中，这种金属易于用刀切割，用于制造低摩擦阻力和耐疲劳的合金、焊料、牙科用的混合填料、镍镉蓄电池、核反应堆防护层和防锈电镀之中。原子序数48；原子量2.40；熔点320.9=C；沸点7'5=C；比重8.'5；原子价2参见 element
来源：Latin cadmoa [calamine (from its being found with calamine in zinc ore)] from Greek kadmeia (ge) [Theban (earth)] from Kadmos [Cadmus] 拉丁语 cadmoa [菱锌矿（因与菱锌矿一同在锌矿中发现而得名）] 源自 希腊语 kadmeia (ge) [底比斯的（泥土）] 源自 Kadmos [卡德摩斯] -ium -ium
【引伸】
cad.mic
