1-exotic animals 外来动物

2-be to blame 该收到责备，应该承担责任

Think exotic animals are to be blamed for coronavirus? Think again.

3-originate in 起源于，始发于

Most of them-more than two- thirds originates in wildlife.

4-hang on 坚持下去

5-cram into 塞进，挤进

6-habitat 栖息地

It also forces those wild species that hang on to cram into smaller fragments of remaining habitat, increasing the likelihood that will come into repeated, intimate contact with the human settlement expanding into their newly fragmented habitats.

7-ratchet up 变高

It's not only the fact of habitat destruction that retchets up the risk of disease emergence, it's also what we're replacing wild habitat with.

8-rarely if ever 很少，几乎没有

9-microbe 细菌，微生物

10-beget 产生，引起

11-stalk 围绕

There, wild species that would rarely if ever encounter each other in nature are caged next to one another, allowing microbes to jump from one species to the next, a process that begot the coronavirus that caused the 2002-03 SARS epidemic and possibly the coronavirus novel coronavirus stalking us today.