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
That's another five-letter word.
又是五个字母的字。
Ignorance is the mother of suspicions.
无知会多疑。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。