英语词汇“three-speed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	three-speed
释义	three-speed three′-speed` n. 1. a system of gears having three forward gear ratios, esp. on a bicycle. 2. a bicycle having such a system of gears. adj. 3. having three forward gear ratios.
随便看	sp-gr sp. gr sp. gr. spgr spgrc spgre spgs spgsc spgt spgtc spgtf spgtt spgu spgv spgvf spgy spgyla spgy-like-autosomal sph sph. sph1 sph2 sph3 sph4 sph5

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three-speed