Cobalt
n. 钴, 钴类颜料\\n[化] 钴Co
📖 牛津释义
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.
🗣️ 情景例句
May I call you Malcolm?
我能称你 Malcolm 吗？
You have a radio,don't you?
你有一台收音机，对吗？
About twelve Kilometers.
大约12公里。