WHO：武漢肺炎肆虐 全球進入未知的領域

<img src="https://static.rti.org.tw/assets/thumbnails/2020/02/22/aa704b224e7d6eabbccca9f02af7473b.jpg" width="360" alt="世界衛生組織(WHO)秘書長譚德塞(Tedros Adhan...