Question

cog n.轮齿；从属地位的人或物；诈骗；雄榫v.用雄榫连接；欺骗 (1) 轮子咬住轮齿并带动它转动.(2) 吉姆只不过是一个大犯罪团体里的小人物。(3) 人若不竭尽全力，将永远是一个无名小卒。(4) 赌徒们藏骰子在手掌中并且要诈赌。 People can also be cogs — they are the workers who, day in and day out, perform their duties seemingly with no end in sight. Feeling disheartened, they might say, "I'm just a cog in the system." If you hear this, remind them of the true definition of the term cog — an instrumental part of the whole.

Accepted Answer

英 [kɒɡ] 美 [kɑːɡ] (1) The wheel engages with the cog and turns it.(2) Jim was only a very small cog in a very large criminal wheel.(3) If a person doesn't do his utmost,he will be a permanent cog in the machine.(4) The gamesters will palm the dice and will cog. An engine needs each of its part to work. It has gears which have wheels. Each wheel has cogs, or tiny teeth that fit together, making the wheel turn, the engine run. Every cog is essential to that engine. 1[N-COUNT 可数名词]（嵌）齿轮 A cog is a wheel with square or triangular teeth around the edge, which is used in a machine to turn another wheel or part. 2[PHRASE 短语](大型机构或团体中的)一小分子 If you describe someone as a cog in a machine or wheel, you mean that they are a small part of a large organization or group.   [v-link PHR]Mr Lake was an important cog in the Republican campaign machine.莱克先生是共和党竞选机器中一枚重要的螺丝钉。

英语单词	cog
英美音标	英 [kɒɡ] 美 [kɑːɡ]
中文释义	n.轮齿；从属地位的人或物；诈骗；雄榫 v.用雄榫连接；欺骗
英语例句	(1) The wheel engages with the cog and turns it. (2) Jim was only a very small cog in a very large criminal wheel. (3) If a person doesn't do his utmost,he will be a permanent cog in the machine. (4) The gamesters will palm the dice and will cog.
中文例句	(1) 轮子咬住轮齿并带动它转动. (2) 吉姆只不过是一个大犯罪团体里的小人物。 (3) 人若不竭尽全力，将永远是一个无名小卒。 (4) 赌徒们藏骰子在手掌中并且要诈赌。
vocabulary简明	An engine needs each of its part to work. It has gears which have wheels. Each wheel has cogs, or tiny teeth that fit together, making the wheel turn, the engine run. Every cog is essential to that engine.
vocabulary扩展	People can also be cogs — they are the workers who, day in and day out, perform their duties seemingly with no end in sight. Feeling disheartened, they might say, "I'm just a cog in the system." If you hear this, remind them of the true definition of the term cog — an instrumental part of the whole.
柯林斯解释	1 [N-COUNT 可数名词]（嵌）齿轮 A cog is a wheel with square or triangular teeth around the edge, which is used in a machine to turn another wheel or part. 2 [PHRASE 短语](大型机构或团体中的)一小分子 If you describe someone as a cog in a machine or wheel, you mean that they are a small part of a large organization or group. [v-link PHR] Mr Lake was an important cog in the Republican campaign machine. 莱克先生是共和党竞选机器中一枚重要的螺丝钉。

Cog Wheel Part Small Large Machine Engine Teeth