单词 | peen |
释义 | peen /peen/, n. 1. a wedgelike, spherical, or other striking end of a hammer head opposite the face. v.t. 2. to enlarge, straighten, or smooth with a peen. 3. to strengthen (a metal surface) by light hammering or by bombardment with steel balls or shot. [1505-15; earlier pen < Scand; cf. Sw, Norw pen (n.) in same sense (perh. < G Pinne peen). See PIN] |
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