ratchet and pawl棘轮: notch wheel; clik pulley; cl ...推: push; shove爪: claw; talon; paw机构: mechanism棘轮推爪传动装置: ratchet and pawl drive; ratchet-and-pawl drive下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:棘轮推爪机构，即可在微信中查询翻译
