| 释义 | 
		sprocket美 ['sprɑkɪt]  英 ['sprɒkɪt]  - n.链轮;输片齿轮;链轮齿;链齿
 - 网络链齿轮;链轮铣刀;链轮规格
 
 n. tooth,cog,notch,sprocket wheel,projection 1.  | 链轮;输片齿轮a wheel with a row of teeth around the edge that connect with the holes of a bicycle chain or with holes in a film, etc. in order to turn it  |  
 2.  | 链轮齿;链齿one of the teeth on such a wheel  |  
 n.  | 1. a projecting tooth on a wheel or cylinder that engages with the links of a chain or with perforations in film to make the chain or film move forward 3. one of several parts on the outside of a wheel that fit into the holes in something such as a chain or a piece of film and pull or turn it when the wheel turns  |  
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