Careful with these. I just had them sharpened. It's nice, this place.

小心点。我才刚请人磨过。这地方真不错。

It was the sound of a knife being sharpened.

那原来是磨刀声！

The tip of the pencil needs to be sharpened.

铅笔头该削尖了。

It sharpens your memory by improving both storage and memory recall.

通过提高存储和回忆能力来增强记忆力。

We thought of vegetables and Mr. Bean seemed to be short sharpened to the point.

我们想到了蔬菜，而憨豆先生似乎简短直切主题。

That helps to reduce stress and sharpen concentration.

这样能帮助减少压力，使注意力更加敏捷。

Feifei, can you explain to our listeners why I'm sharpening an axe in the studio.

菲菲，你能和听众解释一下我在演播室里磨斧头的原因吗？

I suppose it's conceivable that the hormones associated with our fightorflight response could be sharpening our cognitive processes.

我猜其实这一切也说得通控制我们战或逃反应的荷尔蒙同时也会让我们的认知过程变得更敏捷。

Sharpen your pencils before the test.

考试前把你的铅笔都削尖。

Teens have always had a unique talent for humiliation, and social media only sharpens their knives.

青少年在羞辱他人这方面通常都有着格外的天赋，社交媒体则让他们的锋芒更尖锐了。

The scientists are excited about how the technology might sharpen the pictures produced by radio telescopes.

对于这项技术如何将射电望远镜产生的图片更清晰，科学家们对此非常兴奋非常期待。

When you sharpen a pencil, you make chips.

当你削铅笔时，会有木屑。

The goal is to sharpen their people skills.

目标是提高她们的人际交往能力。

Tip number one is to sharpen the axe.

秘诀一是把斧头磨锋利。

Ellie sharpened her creative skills at school.

埃莉在学校里增强了她的创造力。

But soon stones were being shaped and sharpened.

但不久人们就把这石头打造成尖锤。

This week he seemed to sharpen things up.

这周，似乎他向我们摊了牌。

Sharpen the blade before you cut the meat.

在切肉前先把刀刃磨利。

If you keep feeling a point that has been sharpened, the point cannot long preserve its sharpness.

揣而锐之，不可长保。

You know, Sherlock Holmes liked to use cocaine to sharpen his focus.

神探福尔摩斯喜欢用可卡因来让自己集中注意力。