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单词 sharpen
释义

WordReference Random House Learner's Dictionary of American English © 2024
sharp•en /ˈʃɑrpən/USA pronunciation   v. 
  1. to make or become sharp or sharper: [+ object]to sharpen a knife.[no object]This knife won't sharpen.
sharp•en•er, n. [countable]a pencil sharpener.

WordReference Random House Unabridged Dictionary of American English © 2024
sharp•en  (shärpən),USA pronunciation v.t., v.i. 
  1. to make or become sharp or sharper.
  • 1400–50; late Middle English; see sharp, -en1
sharpen•er, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
sharpen /ˈʃɑːpən/ vb
  1. to make or become sharp or sharper
  2. to raise the pitch of (a note), esp by one chromatic semitone

ˈsharpener n
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更新时间:2025/7/23 13:35:17