1、The bathroom is ventilated by means of an extractor fan. 这个浴室使用抽风扇通风。2、Huge fans will have to cool

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1、The bathroom is ventilated by means of an extractor fan.

这个浴室使用抽风扇通风。

2、Huge fans will have to cool the concrete floor to keep it below 150 degrees.

必须用巨大的风扇来冷却混凝土地面，将其温度控制在150度以下。