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sharpen

美音:[´ʃɑ:pən ]点这儿播放单词美音发声
英音:[´ʃɑ:pən ]点这儿播放单词英音发声
v.削尖,磨快,尖锐

难易程度:

sharpen为中学词汇

词形变化:

名词:sharpener 动词过去式:sharpened 过去分词:sharpened 现在分词:sharpening 第三人称单数:sharpens

词根

-en 加上形容词、名词,表“使成~”

近义词, 同义词

sharpen


/'ʃɑ:pən; `ʃɑrpən/
v [I, Tn] (cause sth to) become sharp (使某物)锋利, 尖锐, 陡峭, 清晰, 强烈
*The tone of his letters has sharpened (ie become less friendly) recently. 他最近来信的口气变得刻薄起来.
* sharpen a pencil 削铅笔
* This knife needs sharpening. 这把刀要磨一下.
* This incident has sharpened public awareness of the economic crisis. 这件事提高了公众对经济危机的认识.
* sharpen sb's wits, ie make sb more mentally alert 使某人更机智.

sharpen


v
[I and T]
to make something have a sharper edge or point
 Anne sharpened her pencil and got out her homework.
[T]
to make a feeling stronger and more urgent
 A series of attacks have sharpened fears of more violence.
[T]alsosharpen sth⇔up
to improve something so that it is up to the necessary standard, quality etc
 The course will help students sharpen their writing skills.