单词 | ploughshare |
释义 | ploughshare/ˈplaʊʃɛː![]() (US plowshare) noun The main cutting blade of a plough, behind the coulter.Heavier plows with wheels, horizontal plowshares, and a moldboard were invented, which cut down on manual labor....
OriginLate Middle English: from plough + Old English scær, scear 'ploughshare' (related to shear). |
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