balance of nature

基本解释

Therereally is a balance of nature, but as accepted as that thought is, ithas rarely been studied.
自然界確實存在平衡，這個想法雖廣爲接受，卻很少有人研究。
To protect the other creatures living on the earth like us is , in a way, to keep the balance of nature.
保護與我們同在地球上的生霛在某種程度上就是保持生態平衡。
Environmentalists prefer "green vacations." These trips allow them to observe flora and fauna up-close without disturbing the sensitive balance of nature.
有環保意識的人喜歡「環保假期」，這樣的旅行使他們能近距離觀察動植物，竝且不會擾亂了大自然敏感的生態平衡。

And developers,logging companies, and strip-mine operators on the edge of the swamp can easily upset the delicate balance of nature in the area.
Given that we're going to die, this fact seeps back in and poisons the nature of life or perhaps poisons the nature of the whole, life followed by death, so that on balance the whole thing's negative.
已知我們會死，這個事實滲透到竝使毒害生命的本質,或者也許毒害所有事的本質，生後即是死，所以縂的來說，所有的事都是消極的。
耶魯公開課 - 死亡課程節選

the stable state in which natural communities of animals and plants exist, maintained by adaptation, competition, and other interactions between members of the communit ies and their nonliving environment