cog
1 each of a series of teeth on the edge of a wheel, that fit between those of a similar wheel, so that each wheel can cause the other one to move (齿轮的)轮牙; 轮齿. =>illus 见插图.
2 (idm 习语) a cog in the ma`chine (infml 口) person who plays a necessary but small part in a large organization or process 不重要的但不可少的人.
🔁 扩展释义
*[kɒg]n. 嵌齿, 小船vt. 给...装配齿轮, 欺骗【医】 齿突; 齿轮相关词组: slip a cog have a cog loose
📖 同为「GRE」词汇
hecticadj. 繁忙的,忙乱的;兴奋的,狂热的;(因患肺病等)发烧的;患热病的;
n. 肺病热患者;[医]潮红;