copper

过去式：

动词过去式: coppered

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：

Heating a copper bar will cause it to expand .

加热一根铜棒会使它膨胀。

Heating a copper bar will cause it to expand.

加热一根铜棒会使它膨胀。

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。

Any of various Asian coins of small denomination, especially a copper and lead coin with a square hole in its center.

亚洲小额货币一种小额的亚洲钱币，尤指中间有一个方孔的铜币和铅币

This old bed has a copper frame.

这张旧床的床架是铜的。

The fusion of copper and zinc make the metal brass.

铜和锌的熔化制成黄铜。

Brass is formed by the fusion of copper and zinc.

黄铜是由铜和锌熔合制成的。

Copper and gold are both metals.

铜和金都是金属。

An alloy of copper with zinc and sometimes other metals, used in making inexpensive jewelry.

顿巴黄铜铜与锌，有时还有其它金属的合金，用来制造廉价珠宝