| 单词 | cog |
| 释义 | cog /kog; kag/ n one of a series of teeth on the rim of a wheel which transfers motion by locking into the teeth of a similar wheel. 输齿; 钝齿 (与相似的轮之轮齿扣合，可以传递动力) 。 O the illus at bicycle, gear. 参看 bicycle, gear 之插图。 be a cog in the machine, (fig) an unimportant part of a large enterprise. (喻) 为大企业中不重要的部份。 'cogwheel n toothed wheel. 镂齿轮; 嵌齿轮 e |
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