| copper | |
| 级别 | 第7级 |
| 音标 | [ ˈkɒpə(r) ] |
| 解释 | n.铜；铜币；铜器；adj.铜(制)的；(紫)铜色的 |
| 英英释义 | a reddish-brown metal used especially for making wire and coins , or the reddish brown colour of this metal |
| 发音 |  |
| 例句 |
1. The students are asked to prove the purity of copper. 要求学生们检验铜的纯度。 2. Copper is a good medium for the conduction of heat and electricity. 铜是热和电的良导体。 |
