Copperoxide
[化] 氧化铜
🗣️ 情景例句
Sometimes, at night,
有时候， 在夜晚，
Don't bother him.
不要打扰他。
'A fire extinguisher, my dear,' answered the Ambassador drily.
“灭火器弄的，亲爱的，”大使冷冷地回答，