cobalt
cobalt 英 [ˈkəʊbɔ:lt] 美 [ˈkoʊbɔlt]
n. [化学] 钴；钴类颜料；由钴制的深蓝色
名词复数:cobalts
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- n. [化学] 钴；钴类颜料；由钴制的深蓝色
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1. They dissolved cobalt and phosphate in water and then zapped it with electricity through an electrode.
他们把钴和磷酸盐溶解到水溶液中，然后，通过电极对它们进行电解。
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2. The cobalt and phosphate form a thin-film catalyst around the electrode that then use electrons from the electrode to split the oxygen from water.
钴和磷酸盐在电极周围形成了薄膜型的催化剂，这些催化剂就利用电极发射的电子从水中分解氢和氧。
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3. In the experiment, scientists from the University of Bristol grew a layer of cells and exposed one side to cobalt-chromium nanoparticles.
在这项实验中，英国布里斯托尔大学的科学家们培养了一层细胞，将一面暴露于钴铬纳米粒子。
- cobalt (n.) 1680s as the name of a type of steel-gray metal, from German kobold "household goblin" (13c.), which became also a Harz Mountains silver miners' term for rock laced with arsenic and sulfur (according to OED so called because it degraded the ore and made the miners ill), from Middle High German kobe "hut, shed" + *holt "goblin," from hold "gracious, friendly," a euphemistic word for a troublesome being.
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