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cog

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cog

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Technology, Mechanical
cog /kɒɡ $ kɑːɡ/ noun [countable]  1. Ta wheel with small bits sticking out around the edge that fit together with the bits of another wheel as they turn in a machine 齿轮2. Tone of the small bits that stick out on a cog 嵌齿,轮齿3. a cog in the machine/wheel UNIMPORTANTsomeone who only has a small unimportant job in a large organization 〔大机构中的〕无足轻重的人物,小人物
Examples from the Corpus
cogWhen processes are so complex nobody really understands them, employees feel like anonymous cogs in a big machine.The lime kiln belly rotated on giant cogs into the dark of the next chamber.He's joined the Liberal Party, and now he's a very important cog in the cabinet.I hear them in there pry up his forehead like a manhole cover, clash and snarl of jammed cogs.They were like cogs working together, fitting into place when and where they were needed.Our cog was a sturdy merchantman escorted by a small man-of-war.Silver Reed and Knitmaster owners should make sure the patterning cogs spin freely.The steering is pin sharp and the delicate gearshift absolutely superb, swapping the cogs with a velvet action.
Origin cog (1200-1300) From a Scandinavian language
cog nounChinese
wheel Corpus around with out edge sticking the a bits small


cog
cog /kɒɡ $ kɑːɡ/ noun [countable]
 Date: 1200-1300
 Origin: From a Scandinavian language
1. a wheel with small bits sticking out around the edge that fit together with the bits of another wheel as they turn in a machine
2. one of the small bits that stick out on a cog
3. a cog in the machine/wheel someone who only has a small unimportant job in a large organization


cogBrE /kɒɡ/ 🔊NAmE /kɑːɡ/ 🔊 noun
one of a series of teeth on the edge of a wheel that fit between the teeth on the next wheel and cause it to move (齿轮的)轮齿,嵌齿
= cogwheel
a cog in the maˈchine/ˈwheel(informal) a person who is a small part of a large organization (大机构中的)小职员,小成员