| 释义 |
ratch [rætʃ] n.= ratchet 以上来源于：《21世纪大英汉词典》 ratchrætʃn.① 棘爪；棘齒；棘輪；棘輪機；(=ratchet)英英释义n.mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction同反义词同义词：rachetratchetratch/rætʃ; rætʃ/名词=ratc |