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
He is making good progress after his operation.
他动过手术后病情大为好转。
The small courtesies sweeten life; the greater ennoble it.
有点礼貌使生活愉快，多点礼貌使生活高尚。
No, they aren't.
不，不是我的苹果。