“我可以证明，政府机构和其他组织为了解这片广阔地区的生态价值付出了巨大努力。”他说。

"I can testify to the huge effort that government agencies and other organisations have put into trying to understand the ecological values of this vast area," he says.

youdao

目前人们针对这些影响在做一些研究，我真的希望能在生态系统遭到破坏之前找到应付这个问题的方法。

Several current studies are looking at these effects and I really do hope we can find a way to deal with this issue before these ecosystems are adversely affected.

youdao

等等，我明白你的意思了，但在我们讨论欧洲人的定居如何影响生态系统之前，告诉我，海狸生活在怎样的环境中？

Wait, I see where you are heading with this, but before we go into how European settlement affected the ecosystem, tell me this—what kind of environment do beavers live in?

youdao