英语词汇“safety pinion”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	safety pinion
释义	safety pinion noun : a center pinion gear of a watch that unscrews when the mainspring breaks and relieves the pressure on the delicate train wheel teeth and arbor pivots
随便看	no-fly zone no-fran no-frills no-go no-go area no-go gage no-good no-goodnik no-goodniks no-goods no-hit no-hits no-hitter no-hitting no-holds-barred no-hoper no-ka no-kill no-load no-man no-man's-land no-man's-lands no-name no-names no-no

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

safety pinion