copper

第三人称单数：

动词第三人称单数: coppers

更多词形：

形容词: coppery | 动词过去式: coppered | 动词过去分词: coppered | 动词现在分词: coppering | 动词第三人称单数: coppers |

单词例句：

The fusion of copper and zinc makes the metal brass.

铜和锌的熔化制成黄铜。

This old bed has a copper frame.

这张旧床的床架是铜的。

A yellowish alloy of copper and zinc, sometimes including small amounts of other metals, but usually 67 percent copper and 33 percent zinc.

黄铜一种黄色的铜锌合金，有时含少量其他金属，但通常为67％的铜和33％的锌。

Copper and gold are both metals.

铜和金都是金属。

An alloy of zinc and copper used as imitation gold.

铜锌合金作为仿金品使用的铜锌合金

The shop sells copper vessels of all shapes.

这家商店出售各种形状的铜器皿。

The copper has been burnished.

铜已被抛光。

Copper conducts electricity better than other materials.

铜比其他材料导电性能好。

The best conductor is silver. Copper comes next.

最好的导体是银，铜居第二。