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释义 ɡǔ
ㄍㄨˇ一种金属元素,符号 Co,灰白色,微带红色。有延展性,熔点高,可以磁化,是制造超硬耐热合金和磁性合金的重要原料。钴的放射性同位素钴 在机械、化工、冶金等方面都有广泛的应用,在医疗上可以代替镭治疗癌症 cobalt, a grey but a little reddish metallic element with a high melting point; symbol Co. Being ductile and capable of being magnetized, it is an important raw material for making superduty and magnetic alloys. Its radioactive isotope cobalt 60 is widely used in machinery, chemical industry, metallurgy etc. In medicine, it can replace radium in treating cancer.
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