“尽量不要出门，呆在室内。关好窗户，不要开通风机，保持室内不通风。也不要在室外晾衣服，”他建议。
“Please do not go outside. Please stay indoors. Please close windows and make your homes airtight. Don't turn on ventilators. Please hang on your laundry indoors,” he said.
当室外寒冷时，用塑料布和收缩膜遮起来，用吹风机在四周把塑料吹热。
When it's cold out, cover your Windows with plastic and shrink-wrap them by using a hairdryer to heat the plastic at its edges.
很好密封另一方面建筑物，像这样将有一个热回收通风机，这带来了室外空气。
Very well sealed buildings, on the other hand, like this one will have a heat recovery ventilator, which brings in outdoor air.
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