• All of these viruses can be infectious outside of the body for certain periods of time. However a good rule of thumb is that wet material is infectious and dried material is much less infectious.

    所有这些病毒可以一定时间内在体外具有传染性, 简朴判断方法湿的物品感染性强,物品很少具有感染性。

    youdao

  • All of these viruses can be infectious outside of the body for certain periods of time. However a good rule of thumb is that wet material is infectious and dried material is much less infectious.

    所有这些病毒可以一定时间内在体外具有传染性, 简朴判断方法湿的物品感染性强,物品很少具有感染性。

    youdao

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