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TOEFL BNC: 7542 COCA: 8298

sharpen verb [ T ] ABLE TO CUT

C2 to make something sharp or sharper使变尖;使锋利

My pencil is blunt - I'll have to sharpen it.我的铅笔钝了——我得削一下。
figurative The company is cutting production costs in an attempt to sharpen its competitive edge (= in order to improve how competitive it is).这家公司正降低生产成本,以增强竞争力。

More examples

I need to sharpen that knife.

She sharpened the blade.

He sharpened the edge of the stick to a point.

The surgeon sharpened his scalpel.

He used to sharpen his razor on a leather strap.

sharpen verb [ T ] MAKE STRONG

to make something stronger加强;加剧

Recent changes have sharpened competition between the airlines.近来的种种变化加剧了航空公司之间的竞争。
The prison riots have sharpened the debate about how prisons should be run.监狱暴动加剧了有关监狱该如何管理的争论。

to improve改善;提高

I hope this course will help me sharpen my computer skills.我希望这门课程能帮助我提高电脑操作技能。
I went to university to sharpen my mind.我上大学是为了让自己的头脑更加敏锐。
We'll need to sharpen our wits if we're going to defeat Jack's team.要击败杰克的队,我们需要更加聪明一些。

sharpen verb [ T ] CLEAR

to make something clearer使清晰;使清楚

How do you sharpen the focus on this camera?这台相机的焦距怎么调清楚呢?

sharpen verb [ T ] MUSIC

to make something play a higher musical note使提高音调;使提高半音

You need to sharpen the A string on your violin.你小提琴上的 A 弦应升半音。

Phrasal verb(s)

TOEFL BNC: 7542 COCA: 8298
TOEFL BNC: 7542 COCA: 8298
TOEFL BNC: 7542 COCA: 8298

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