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
I'm doing it for us, Harry.
我是为我们大家做的， Harry。
What is known to three is known to everybody.
一件事情三个人知道就人人知道。
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；