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单词 peen
释义

WordReference Random House Unabridged Dictionary of American English © 2024
peen  (pēn),USA pronunciation n. 
  1. Buildinga wedgelike, spherical, or other striking end of a hammer head opposite the face.

v.t. 
  1. to enlarge, straighten, or smooth with a peen.
  2. Metallurgyto strengthen (a metal surface) by light hammering or by bombardment with steel balls or shot.
  • German Pinne peen). See pin
  • Scandinavian; compare Swedish, Norwegian pen (noun, nominal) in same sense (perh.
  • earlier pen 1505–15

Collins Concise English Dictionary © HarperCollins Publishers::
peen /piːn/ n
  1. the end of a hammer head opposite the striking face, often rounded or wedge-shaped
vb
  1. (transitive) to strike with the peen of a hammer or with a stream of metal shot in order to bend or shape (a sheet of metal)
Etymology: 17th Century: variant of pane, perhaps from French panne, ultimately from Latin pinna point
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