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
I have been talking to a group of salesmen
我一直在与一群推销人员谈话
The dust raised by the sheep does not choke the wolf.
羊踩起的灰尘挡不住狼。
Please sit down.
请坐。