英语词汇fraction back gear怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	fraction back gear
释义	fraction back gear 简明释义组合背齿轮专业释义 1 经济学组合背齿轮
随便看	Tactical assembly area tactical asset allocation tactical atomic attack tactical atomic bomb tactical atomic delivery means tactical atomic fire power tactical atomic missile tactical atomic shell tactical atomic support tactical atomic weapon tactical aviation tactical awareness tactical basic weight tactical bomb tactical bombing tactical call sign tactical call sign tactical channel tactical chart tactical chunder tactical classification tactical command ship tactical communication network tactical communication satellite tactical communication satellite program

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。