Cobalt dioxide
[化] 二氧化钴
🧩 词语组成解析
n. 钴, 钴类颜料\\n[化] 钴Co
🗣️ 情景例句
No problem.
小事一桩。
I played magic yesterday.
我昨天在玩魔术。
He has asked to be introduced to the pianist.
他要求会见这位钢琴家。