| 单词 | cobalt |
| 释义 | cobalt n[U] 1 chemical element, a hard silvery-white metal used in many alloys 钴. =>App 10 见附录10. 2 deep-blue colouring matter made from compounds of this, used to colour glass and pottery 钴类颜料（深蓝色, 用於玻璃及陶瓷著色） [attrib 作定语] cobalt blue 钴蓝. |
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