HomeDictionary齿轮齿条齿轮齿条Word(mechanical engineering) rack and pinionTraditional齒輪齒條Copy wordchǐ lún chǐ tiáochi3lun2chi3tiao2Hear itMeaning(mechanical engineering) rack and pinion CC-CEDICTCharacters in 齿轮齿条齿chǐ轮lún条tiáo