Copperoxide
[化] 氧化铜
🗣️ 情景例句
He's getting some on the side.
他偷偷地跟别人有关系。
Goodness, I do hope this isn't a loud gun. I hate noise.
但愿这不是一把会发出巨响的手枪。俺不喜欢噪音。
Perhaps I' ll go to that one.
我也许会去听听那个报告。