The new viruses invade neighboring cells, creating multinucleated syncytia out of some while destroying others.

产生的新病毒会侵入相邻的细胞，部分细胞形成多核合胞体，部分则遭破坏。

The name respiratory syncytial virus comes from the virus causing cells lining the respiratory tract to merge, forming a large multinucleated " cell" called a syncytia.

呼吸道合胞病毒的命名源于该病毒会造成呼吸道内膜的细胞融合，形成多核巨“细胞”——合胞体。