Proteins are used for protein synthesis and a slew of other metabolic purposes.

蛋白质则被用于蛋白质组织合成大量新陈代谢动。

An undue emphasis on the importance of exams may serve to undermine this purpose.

然而，过于重视考试的重要性将有损于知识的传播。

Yet it serves no obvious adaptive purpose.

但音乐无法满足适应性需要。

He explains the purpose of the vault.

他解释了建造这个地窖的的。

But runny noses serve a useful purpose.

但是流鼻涕也是有益处的。

This immediately gives your day purpose and direction.

这会立给你一天带来方向。

He recast the very purpose of medicine.

他重新定义了医学的宗旨。

But, again, they do have their specific purposes.

而且，他们的使用的也不同。

Experts say it could have a traditional or religious purpose.

专家表示，这可能是出于传统或宗教的。

Cutting them off gives my mother purpose. So, how have you been?

帮我切边能满足我妈。你近来如何？

She says " That no compunctious visitings of nature Shake my fell purpose."

“不要让天性的侧隐摇动我的毒的决意！”

It's in those places that you will find your purpose.

只有在这些地方，你才会找到你一的。

What is your true purpose on this Earth?

你存在的真正意义在哪里？

And this flat wall also has another purpose.

这堵平坦的墙还有另一个用途。

Silk is not only used to capture insects, it serves many other purposes.

蛛丝不仅能用来捕获昆虫，它还有很多其它用途。

Color no longer had a representational purpose.

颜色不再具有代表性的的。

So, we know the purpose of itch.

所以，我们知道痒的的。

And this kind of defeated the purpose.

而这似乎有点本末倒置。

A digital watermark serves the same purpose.

数字水印也起到同样的作用。

They're built for a different original purpose.

它们建立的初心是非常不同的。