噬菌作用

例句：

1. 1. Viruses are responsible for many diseases, including the common cold and influenza.
   病毒是许多疾病的原因，包括感冒和流感。
2. 2. The bacteria that cause these diseases can be killed by antibiotics.
   引起这些疾病的细菌可以被抗生素杀死。
3. 3. Researchers are studying how viruses interact with host cells to replicate.
   研究人员正在研究病毒是如何与宿主细胞相互作用以复制的。