Copper dioxide
[建] 过氧化铜
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
🗣️ 情景例句
Good-bye, and thanks for bringing Gemma in.
再见，谢谢你们把Gemma送来。
What skill! What luck! What fun!
多有本事！多么走运！多令人兴奋！
We are in the same boat.
我们的处境相同。