Copper refining
[建] 铜(之)精炼
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
[计] 精炼, 提纯\\n[化] 精炼; 精制; 提炼; 匀料; 匀浆
🗣️ 情景例句
That's exciting, Harry. What was it?
太令人兴奋了， Harry。是什么样的工作？
You can count on us.
你可以信赖我们。
I want to see the film again.
我真想再看一遍。