He turned and handed Alice the same thing -it was a tiny silver cell phone.

他转过身，递给了爱丽丝一模一样的东西——那是一只小巧的银色手机。

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The Zevco fuel cell uses an efficient, silver-based catalyst to promote the electricity-producing reaction, instead of a traditional platinum one.

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For example, silver became the color of choice for cell phones, computers and home entertainment systems in the early to mid-2000s.

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