polyoma

例句：

1. 1. Polyomaviruses are a group of viruses that can cause cancer in humans.
   多瘤病毒是一种可以导致人类癌症的病毒组。
2. 2. The researcher found the virus responsible for the outbreak.
   研究人员发现了导致疫情爆发的病毒。
3. 3. The polyomavirus is highly contagious and can be transmitted through contaminated food or water.
   多瘤病毒高度传染性，可以通过受污染的食物或水传播。