那是因为病毒颗粒停泊在空气中悬浮的极小的水滴上。
That is because particles of the virus ride on the extremely small drops of water floating in the air.
尽管大部分气溶胶在空气中悬浮的时间很短，基本上在4天到一周之间，但是它们能扩散到很大的范围。
Although most aerosols remain suspended in the air for just short periods-typically between four days and a week-they can travel vast distances.
夹杂在油液中的空气由细小气泡组成，悬浮在油液中。
Entrained air in oil is comprised of tiny air bubbles suspended in the oil.
摘要PM2.5它能较长时间悬浮于空气中，其在空气中含量浓度越高，就代表空气污染越严重。
Pick to PM2.5 it can be suspended in the air for a long time, the higher its concentration in the air content, means, the more serious air pollution.
摘要PM2.5它能较长时间悬浮于空气中，其在空气中含量浓度越高，就代表空气污染越严重。
Pick to PM2.5 it can be suspended in the air for a long time, the higher its concentration in the air content, means, the more serious air pollution.
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