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
It's bright and clear today.
今天天气晴空万里。
Meow, mew-mew
咪咪
'You certainly did give me a surprise!' said the vicar.
“你确实使我大吃了一惊！”牧师说，