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Continue to Chat新視頻說明了為何帶呼吸閥的口罩不能有效減緩COVID-19的傳播 https://blog.wongcw.com/2020/11/11/%e6%96%b0%e8%a6%96%e9%a0%bb%e8%aa%aa%e6%98%8e%e4%ba%86%e7%82%ba%e4%bd%95%e5%b8%b6%e5%91%bc%e5%90%b8%e9%96%a5%e7%9a%84%e5%8f%a3%e7%bd%a9%e4%b8%8d%e8%83%bd%e6%9c%89%e6%95%88%e6%b8%9b%e7%b7%a9covid-19/