If a nonnative plant species invades an above-ground community of flora and fauna, it can alter links between the native above-ground community and the below-ground soil community.
如果一种外来植物入侵了地上的动植物群落，就会改变地上群落和地下土壤群落之间的联系。
2
Don't freak out when someone invades your personal space.
如果有人闯入你的私人空间，不要惊慌。
3
It invades the nervous system, and can cause total paralysis in a matter of hours.