首页英语词典ratchetratchet英英释意

ratchet

英 ['rætʃɪt] 美['rætʃɪt]
  • n. 棘轮;棘齿
  • vt. 安装棘轮于;松脱

英英释意


1. mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
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