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loop

美音:[lu:p ]点这儿播放单词美音发声
英音:[lu:p ]点这儿播放单词英音发声
n.环,线(绳)圈,弯曲部分,回路,回线,(铁路)让车道,(飞机)翻圈飞行 vt.使成环,以圈结,以环连结 vi.打环,翻筋斗 n.循环

难易程度:

loop为六级词汇   词频:4973

词形变化:

动词过去式:looped 过去分词:looped 现在分词:looping 第三人称单数:loops

近义词, 同义词

curvature  curve  bend  flection  arc  arch  bending  deflection  inflection  turn  deviation  detour  sweep  curl  curling  sinuosity  meander  arcade  vault  bow  crescent  circle  loop  parabolacircularity  roundness  rotundity  circle  circlet  ring  areola  hoop  annulus  bracelet  armlet  ringlet  eye  loop  wheel  cycle  orb  orbit  zone  belt  cordon  band  hub  sphere    

loop


/lu:p; lup/
n
1 (a) shape produced by a curve crossing itself (曲线自绕所成的)环形, 圈
*a double loop like a figure eight 像8字的双圈
* handwriting with loops on many of the letters 把很多字母都写得带圈的笔体.
(b) any path or pattern shaped roughly like this 环形的轨迹或图案
*The plane flew round and round in wideloops. 飞机翻着大圈一圈一圈地飞行.
(c) length of string, wire, etc in such a shape, usu fastened at the crossing (绳、金属线等绕成的)环, 结
*a loop of ribbon to carry the package by 包裹上供手提的缎带套.
2 complete circuit for electric current 环形线路.
3 (computing 计) set of instructions carried out repeatedly until some specified condition is satisfied 循环.
4 contraceptive coil 避孕环.

v
1 [I, Tn, Tn.pr, Tn.p] form or bend (sth) into a loop or loops 使(某物)成环或圈
*strings of lanterns looping/looped between the branches of the trees 绕树穿枝回环成串的灯笼
* looped threads 打圈的线
* loop (up) a rope 把绳子挽成圈.
2 [Tn, Tn.pr, Tn.p] fasten or join (sth) with a loop or loops 打环扣系住(某物); 缠绕
*loop the rope round the post 把绳子缠绕在柱子上
* loop the curtains back 卷起帘子.
3 (idm 习语) ,loop the `loop (of an aircraft) fly in a complete circle vertically; (of a pilot) cause an aircraft to do this (指飞行器或驾驶员)翻圈飞行, 翻跟头飞行.