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[高清字幕]Technology Report - New Material Fights Dust Mites in Bed

来源:慢速英语   时间:2015-12-01 08:05:47

Technology Report - New Material Fights Dust Mites in Bed

Most of us share our beds with thousands of dust mites. Each mite is just one-third of a millimeter wide. Along with dust around the home, we breathe in the waste from these creatures. And that can make breathing difficult.

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