生态平衡是一种非常负责又极其微妙的抑制与反抑制的体系。

The balance of nature is a very elaborate and very delicate system of checks and counterchecks.

youdao

生态平衡是一种非常负责又极其微妙的抑制与反抑制的体系。

The balance of nature is a very elaborate and very delicate system of checks and counterchecks.

youdao