Cobalt oxide
[机] 氧化钴
🧩 词语组成解析
n. 钴, 钴类颜料\\n[化] 钴Co
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
They're open until nine o'clock.
他们开到九点。
I believe my son is a genius.
我的
So there were many people in the doctor's waiting room.
所以医生的候诊室里有很多人。