Another suggestion is that the color might be related to ice with high levels of metallic compounds, including copper and iron.

另一种说法是，这种颜色可能与冰中含有的大量金属化合物有关，包括铜和铁。

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The London metal Exchange Index of six metals including copper and zinc gained 1.9 percent to its highest level since Jan. 20.

伦敦金属交易所包括铜和新在内的六种金属价格上涨1.9%至1月20日以来的最高点。

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There are several traditional voice accessing ways including copper cable, remote user module, optical fiber and wireless accessing etc.

目前国内传统语音业务的接入方式主要有铜缆接入、远端用户模块、光纤接入网以及无线接入等方式。

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Asia's depression undermined prices for commodities, including copper, grains and oil, all crucial Latin American exports.

FORBES: Playing the Latin rebound

This seems likely given recent falls in the prices of other industrial minerals, including copper, nickel and zinc.

FORBES: Connect

South America is the world's major exporter of raw materials, and Asia's sharp recession pummeled prices for commodities, including copper, grains and oil.

CNN: BRAZIL'S BOMB