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
Tom doesn't enjoy going to school.
汤姆不喜欢上学。
Where were you on Tuesday?
星期二你在哪里？
I had just lost $50 and I felt very upset.
我刚刚丢了50英镑，感到非常烦恼。