I fruitlessly examined the three-inch-thick manual on the “complicated simplicity” of the solar and wind systems in the house.

我翻出那本三英寸厚指南，查看关于这所房子里太阳能和风能系统的“复杂的简朴”，收获甚微。

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And then automatic adjustment of grades of the wind force of the electric fan is achieved without manual regulation.

这样实现了电风扇风力等级的自动化调整，无需人工调整。

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And then automatic adjustment of grades of the wind force of the electric fan is achieved without manual regulation.

这样实现了电风扇风力等级的自动化调整，无需人工调整。

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