n (1)环形物，圈形(anything that is like a circle in shape)[C]：a key/rubber/nose～钥匙/橡皮圈/鼻环;the～s of a tree 一棵树的年轮;blow smoke-～s 吐烟圈;a～of light round the moon 月亮周围的一圈光环;run in/dance in/form a～绕圈跑/围成圆圈跳舞/形成一个圈;They all had dark～s under their eyes. 他们的眼睛周围都有黑圈。The hot teacup left a～on the table. 那只热茶杯在桌子上留下了一圆形的痕迹。Draw a～round the address/the correct answer. 把那个地址/正确答案圈上。a～road 环形路;〖同〗 circle，

(2)戒指(small circle of gold or silver，etc worn on the finger)[C]：a wedding/engagement～结婚/订婚戒指;a gold/silver/diamond～金/银/钻石戒指;wear a～戴戒指;

(3)马戏(拳击)场 (enclosed space for boxing matches or performances)[C](=boxing ring，circus ring)：a circus/boxing/show～马戏/拳击/表演场;The boxers/elephants entered the～. 拳击手/大象进入了场地。knock sb out of the～把某人击出场地;

(4)小集体(团)(small group of people formed for business or criminal purposes)[C][N(of)]：a～of thieves/dealers一伙小偷/买卖人; a drugs/spy～ 贩毒集团/间谍网; a～of policemen/spectators/bodyguards一圈警察/观众/保镖;〖同〗gong，league;

run rings round sb 做得比某人快得多(infml)：His sister was running～s round him. 他姐姐比他干得快得多。

→′ring-finger n 戴戒指的手指; (BrE) 左手无名指;′ringleader n 头目，魁首;′ring-master n 马戏演出的领班;′ring-pull n(易拉罐等的)拉环;′ringside n拳击或摔跤竞技场的)台边区，近台座席;′ringworm n 癣;

vt (1)围住(form a ring round sb or sth)[T+n，T+n+prep(with) 尤pass]：A wall～ed the garden/the park. 一堵墙围住了那座花园/公园。a building～ed (around) with pines/a high fence 一座由松树/高高的栅栏围起的楼房;Berlin was～ed about with the Allies forces. 柏林被盟军团团围住。〖同〗surround，enclose;

(2)画圈，圈出(put or draw a ring round sth)[T+n]：～the errors/the spelling mistakes/the correct answers with a pencil/red ink 用铅笔/红墨水把那些错误/拼写错误/正确答案圈出;〖同〗circle;

(3)(给动物)套环(做标记)(put a ring on the leg (of a bird) or in the nose)[T+n]：～the pigeons/a bull 给那些鸽子套上环/给牛戴鼻环