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
You need my advice on a personal matter,
有私事需要听我的意见，
Mr. Li is not afraid of working hard.
李先生不怕吃苦。
I grew a beard during the trip.but I shaved it off when I came home.
我在旅行时留了胡子，但我回到家时就把它刮了。