cobalt

单词历史

cobalt钴

该词指钴，一种硬质的银白色金属元素，广泛使用在合金中。追根溯源，该词源自中古高地德语kobolt（小妖精）。这自然会使人们产生这样的疑问：钴和小妖精之间有什么关联？钴本存在于银矿之中。一种说法认为，由于小妖精们的劳作，银矿中才有钴；另一种说法认为，开采钴的矿工之所以身体不好，是由于生活在矿藏中的小妖精的敌意、怨恨所致。

深度学习

cobalt (KOH balt) This is a deep, vivid blue, which sometimes ranges to a greenish-blue. The metallic element cobalt is often used to create the blue glass used for bottles of imported designer water.

• Rebecca held the cobalt bottle up to the light, but it was such a deep blue that it was difficult to determine how much perfume was still left inside.
  ——摘自《Fiske WordPower: The Most Effective System for Building a Vocabulary That Gets Results Fast》

机器翻译，仅供参考

常见短语

“Cobalt” 是一个名词，指的是一种化学元素，化学符号为Co，原子序数27。以下是包含单词“cobalt”的50个短语，以及它们的中文解释：

1. Cobalt blue: 钴蓝色
2. Cobalt mineral: 钴矿物
3. Cobalt compound: 钴化合物
4. Cobalt metal: 钴金属
5. Cobalt alloy: 钴合金
6. Cobalt oxide: 钴氧化物
7. Cobalt production: 钴生产
8. Cobalt mining: 钴采矿
9. Cobalt refining: 钴提炼
10. Cobalt extraction: 钴提取
11. Cobalt processing: 钴加工
12. Cobalt industry: 钴工业
13. Cobalt market: 钴市场
14. Cobalt demand: 钴需求
15. Cobalt supply: 钴供应
16. Cobalt price: 钴价格
17. Cobalt trade: 钴贸易
18. Cobalt production: 钴生产
19. Cobalt usage: 钴用途
20. Cobalt application: 钴应用
21. Cobalt catalyst: 钴催化剂
22. Cobalt electrode: 钴电极
23. Cobalt battery: 钴电池
24. Cobalt-based: 基于钴的
25. Cobalt source: 钴源
26. Cobalt deposition: 钴沉积
27. Cobalt coating: 钴涂层
28. Cobalt corrosion: 钴腐蚀
29. Cobalt resistance: 钴抗性
30. Cobalt strength: 钴强度
31. Cobalt hardness: 钴硬度
32. Cobalt density: 钴密度
33. Cobalt alloy: 钴合金
34. Cobalt steel: 钴钢
35. Cobalt alloy: 钴合金
36. Cobalt composition: 钴成分
37. Cobalt properties: 钴性质
38. Cobalt characteristics: 钴特性
39. Cobalt content: 钴含量
40. Cobalt element: 钴元素
41. Cobalt nucleus: 钴原子核
42. Cobalt isotope: 钴同位素
43. Cobalt mass: 钴质量
44. Cobalt emission: 钴排放
45. Cobalt toxicity: 钴毒性
46. Cobalt exposure: 钴暴露
47. Cobalt health effects: 钴健康影响
48. Cobalt contamination: 钴污染
49. Cobalt regulations: 钴法规
50. Cobalt safety: 钴安全