sharpener
听听怎么读
英 [ˈʃɑ:pnə(r)]
美 [ˈʃɑrpnə(r)]
是什么意思
卷笔刀；磨床；磨器；磨具
变形
复数：sharpeners
英英释义
sharpener[ 'ʃɑ:pənə ]
- n.any implement that is used to make something (an edge or a point) sharper
"a knife sharpener"
学习怎么用
词组短语
pencil sharpener卷笔刀
双语例句
用作名词(n.)
- Nobody else has a pencil sharpener.
再没有谁有卷笔刀了。 - The boy is sharpening his pencils with a sharpener.
那男孩正在用卷笔刀削铅笔。
权威例句
SHARPENERKnife sharpenerPortable blade sharpenerAn air-driven micropipette sharpenerHigh-resolution urban thermal sharpener (HUTS)Edge-sharpener: recovering sharp features in triangulations of non-adaptively re-meshed surfacesRabbit lateral geniculate nucleus: sharpener of directional information.A high鈥恦oltage, short鈥恟isetime pulse generator based on a ferrite pulse sharpenerA fully distributed heterostructure-barrier varactor nonlinear transmission-line frequency multiplier and pulse sharpenerFormation of Short Pulses with a Subnanosecond Rise Time and a Peak Power of Up to 1 GW by a Semiconductor Avalanche Sharpener
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