Copper number
[化] 铜值
🧩 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
What's going on?
怎么样了？
I'm going shopping because I need to buy some clothes.
我要去购物，因为我需要买一些衣服。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。