英语语法分析

The performance of canine parvovirus What is it like?

犬细小病毒的表现是什么样儿的？

Due to the high death rate, parvovirus gets a lot free publicity.

因为细小的高死亡率，细小病毒得到越来越多的宣传。

Canine parvovirus is a very hardy virus, and this is one of the reasons that parvovirus is so dangerous.

犬细小病毒是一个非常坚强的病毒，这是一个原因，细小病毒非常危险。