cog wheel na. 嵌齿轮 [网络] 镶齿轮;头则配备一个或多个齿轮;钝齿轮 cog wheel na. 嵌齿轮 [网络] 镶齿轮;头则配备一个或多个齿轮;钝齿轮 cog wheelcog wheel1.翻译:嵌齿轮 见:wheel: cog wheel