Copper bearing
[建] 含铜的
🧩 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
Tom doesn't have a steady girlfriend at the moment.
汤姆眼下还没有一个已确定关系的情侣。
That was a close call.
太危险了。
Did he telephone again last night?
他昨夜里又打电话了吗？