That helps people use less energy to make their homes or offices warm or cool.

这有助于人们使用更少的能源来使他们的家或办公室变暖或变冷。

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That helps people use less energy to make their homes or offices warm or cool.

这有助于人们使用更少的能源来使他们的家或办公室变暖或变冷。

youdao