单词 | cog |
释义 | cog 1 ENTRIES FOUND: plural cogs plural cogs Learner's definition of COG [count] 1 a : any one of the small parts that stick out on the outer edge of a wheel or gear and that allow it to turn along with another wheel or gear(齿轮的)轮牙,轮齿,嵌齿 b : cogwheel 2 : someone or something that is thought of as being like a part of a machine(大机构中的)一员,组成部分
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