Long queues to buy surgical masks have become a common sight across Asia. Masks do little to prevent the inhalation of airborne coronavirus particles, which are mostly too small to filter out, say experts. That has not stopped the stockpiling.
排长队购买外科口罩，在亚洲各地已经变成常见的一幕。专家们表示，口罩基本上不能防止吸入空气中的冠状病毒微粒，这些微粒大多太小，无法被过滤掉。但这未能阻止人们抢购。
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