a length of something wound or arranged in a joined sequence of concentric circles or rings
（绳或线等的）卷，匝
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a coil of rope .一卷绳子。
a single ring or loop in such a sequence
（一卷绳或一卷线等的）一圈
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the snake wrapped its coils around her .蛇把她一圈一圈地盘绕起来。
a roll of postage stamps, especially one for use in a vending machine
（尤指自动售货机中的）成卷邮票。
a slow-burning spiral made with the dried paste of pyrethrum powder, which produces a smoke that inhibits mosquitoes from biting
蚊香。
(常 作
宫内节育环。
an electrical device consisting of a length of wire arranged in a coil for converting the level of a voltage, producing a magnetic field, or adding inductance to a circuit
（变换电压、产生磁场或增强线路电感）线圈
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a relay coil .继电器线圈。
such a device used for transmitting high voltage to the spark plugs of an internal-combustion engine
（将高压电传输到内燃机火花塞上的）线圈。
arrange or wind (something long and flexible) in a joined sequence of concentric circles or rings
卷，盘绕；使成螺旋状
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he began to coil up the heavy ropes 他开始把那些粗重的绳子卷起来。
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he coiled a lock of her hair around his finger .他把她的一绺头发绕在手指上。
[no obj., with adverbial]move or twist into such an arrangement or shape
卷，盘绕；成螺旋状
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smoke coiled lazily towards the ceiling .烟雾袅袅地升向天花板。
〈古或方〉 混乱；骚动。
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shuffle off this mortal coil chiefly humorous die 〈主幽默〉 死亡；死去 -
［ORIGIN from Shakespeare's
Hamlet （Ⅲ. i. 67）．］
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coiln.卷；匝；混乱；骚动；蚊香；一圈；成卷邮票；宫内节育环；线圈
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coaln.煤；煤块；烧红的煤块
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soiln.泥土；土壤；污秽；国土；领土；污点；污记
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cooladj.凉快的；凉爽的；冷淡的；不热心的；酷的；整整的；不折不扣的；清凉的；冷静的；不错
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oiln.汽油；润滑油；油画；信息；事实；石油；乳；油类；油
"early 16th cent. （as a verb）： from Old French
