英语词汇ratchet screwdriver的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	ratchet screwdriver
释义	ratchet screwdriver 英?[?r?t?it ?skru:?dra?v?] 美?[?r?t??t ?skru?dra?v?] 释义棘轮旋凿英英释义 Noun 1. a screwdriver with a ratchet (so the blade turns in only one direction) and a spiral in the handle (so the blade rotates) with downward pressure on the handle
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ratchet screwdriver