It also would save energy and cut water and air pollution, including greenhouse gases.

同时，这也会降低能源消耗，减少水和大气污染，包括减少温室气体的排放。

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It can also provide sound, including speech, music and sound effects.

它还可以提供声音，包括语音、音乐和声效。

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It can also provide sound, including speech, music and sound effects.

它还可以提供声音，包括语音、音乐和声效。

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