Take bubonic plague for example. The disease is most commonly transmitted to humans through flea bites, and the fleas live on rodents.

以黑死病为例。这种疾病最常通过跳蚤叮咬传染给人类，跳蚤生存在啮齿类动物上。

The ancient fecal material, or coprolite, was littered with seared prickly pear seeds and flecked with small bones from fish, birds, and rodents.

这块古代排泄物或粪化石，同烧焦的多刺梨种子散落在一起，点缀着来自鱼、鸟、啮齿目动物的小块骨头。

Strychnine is used to kill rodents and pyrrolizidine alkaloids have significant activity against microbes.

士的宁用于杀灭啮齿动物，而吡咯里西啶类生物碱则具有较强的杀菌活性。

But that was in rodents.

不过这些都是啮齿动物。

Rodents Were "Poor Serfs" of Siberia.

啮齿类动物是西伯利亚的“可怜的农奴”。