Maintaining this fine balance is called maintaining homeostasis.

保持这种微妙的平衡被称为保持内稳态。

It's a fine balancing act for those in control.

对于那些控制欲很强的人来说，这是一个很好的平衡。

But this fine balancing act isn't the kidney's only skill.

这种好的调节平衡表现， 不是肾脏唯一能力。

Eventually, corrugated cardboard struck a fine balance between retaining heat without trapping too much moisture.

最后，披萨店就采用了瓦楞纸板来做披萨盒，既可以保温，又不会让太多湿气留在盒子里。

As the largest rainforest in the world, it plays a significant role in maintaining the fine balance of the Earth's ecosystem.

欢迎来到丛林，这是一片绿色的海洋，处处可闻各种动物的声音。这里是亚马孙雨林。作为世界上最 大的雨林，它在维系地球生态系统的微妙平衡上扮演着举足轻重的角色。

But it remains a fine balance, as people enjoy thinking they have found something new—the " aha" moment, as Mr Thompson calls it.

但是它保持着一种微妙的平衡，因为人们喜欢发现新东西的感觉，汤普森称之为" 啊哈" 时刻。

It is a fine balance: fur lining, dagging and excessively expensive cloth, may be an indicator of wealth and fashion but there is nothing to suggest they are aristocratic.

这是一个微妙的平衡：毛皮衬里、匕首和过于昂贵的布料，可能是财富和时尚的标志，但没有任何东西表明他们是贵族。

So there's a fine balance to be had between wearing the plaque away and not damaging your teeth and gums. We're brushing our teeth because we ate.

因此，在去除牙菌斑和不损坏牙齿和牙龈之间需要取得很好的平衡。我们刷牙是因为我们吃了。

It's essential to break elephants in before they're put to work, but they're still wild at heart, and keeping control of such raw might is a fine balancing act of command and compassion.

在让大象工作前，将它们驯化至关重，要但他们内心仍然狂野，而掌控好这样的原始动物讲究的是命令它们与怜惜它们的微妙平衡。