如何检查被子里的水汽

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How to Detect Dampness in Beds
如何检查被子里的水汽

In order to detect dampness in a strange bed and so be warned of the danger, a small hand-mirror should be slipped between the sheets and left for a few minutes, Any mistiness or blurred appearance of the mirror's surface when withdrawm is an indication of dampness, and the bed should not be slept in.
在陌生的环境中，为了检查出被子里的水汽，以求防患于未然，你可以把一面小手镜塞到床单和被子中间的缝隙里，静待几分钟，把镜子拿出来，如果镜子表面出现水汽或者雾气，就说明被子很潮湿，不宜使用。