只消一根卷烟便可减缓将尘埃与细菌清扫出去的纤毛的作用，而过量抽烟则会将它们破坏殆尽。
Even one cigarette slows down the cilia that work to sweep up the dirt and germs, and heavy smoking destroys them completely.
只消一根卷烟便可减缓将尘埃与细菌清扫出去的纤毛的作用，而过量抽烟则会将它们破坏殆尽。
Even one cigarette slows down the cilia that work to sweep up the dirt and germs, and heavy smoking destroys them completely.
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