水龙头是水的“指挥家”，使用频率最高，水龙头有各种不同的形状和型号。

Tap is the "conductor" of water, and its use frequency is highest.

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空调在炎热的夏天使用频率最高。

It's frequently used during in the hot summer.

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空调在炎热的夏天使用频率最高。

It's frequently used during in the hot summer.

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