这些异种基因会不会破坏我们赖以生存的、脆弱的生态系统？

Will these alien genes harm the fragile ecosystem upon which we all depend?

youdao

我们将永远无法看到或学习这个脆弱的生态系统。

We will never be able to see or study this fragile ecosystem.

youdao

森林覆盖率较高，但森林生态系统较为脆弱；

The forest coverage was high, but the forest ecosystem was weak.

youdao

因此湿地类型繁多，生态系统极其脆弱。

So many wetlands, the ecosystem is extremely weak.

youdao

因此湿地类型繁多，生态系统极其脆弱。

So many wetlands, the ecosystem is extremely weak.

youdao