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
I'm not really sure I want to be a little fish in a big pond.
我不是真的很确定我想成为一条大池里的小鱼。
Knowledge will not be aquired without pain and application.
不花力气，不下功夫是得不到知识的。
Normal people tend to forget this process unless and until they are reminded of it.
衰老的过程，不经提起，正常人容易忘记；一经提醒，才会记起。