Copper value
[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 know how Dad is always talking about
知道爸爸时常谈起
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
I had to sit up all night writing the report.
我不得不熬通宵写报告。