名詞 coil:

1. a structure consisting of something wound in a continuous series of loops
   同義詞：spiral, volute, whorl, helix
2. a round shape formed by a series of concentric circles (as formed by leaves or flower petals)
   同義詞：whorl, roll, curl, curlicue, ringlet, gyre, scroll
3. a transformer that supplies high voltage to spark plugs in a gasoline engine
4. a contraceptive device placed inside a woman's womb
5. tubing that is wound in a spiral
6. reactor consisting of a spiral of insulated wire that introduces inductance into a circuit

動詞 coil:

1. to wind or move in a spiral course
   同義詞：gyrate, spiral
2. make without a potter's wheel
   同義詞：handbuild, hand-build
3. wind around something in coils or loops
   同義詞：loop, curl

1. The snake coiled itself around the tree.
   蛇盤繞在樹上。
2. She coiled her hair at the back of her head.
   她把頭發(fā)盤在腦后。
3. He passed me a coil of thread.
   他遞給我一卷線。

coil

n.（名詞）

A series of connected spirals or concentric rings formed by gathering or winding:
一卷：由集聚或纏繞形成的一系列連接的螺旋線或同心環(huán)：
例句：
a coil of rope; long coils of hair.
一卷繩子；一長卷頭發(fā)

An individual spiral or ring within such a series.
一圈：在一系列中單個螺旋線或環(huán)
A spiral pipe or series of spiral pipes, as in a radiator.
螺旋管：一個螺旋管或一系列螺旋管，如在電熱器中
Electricity
【電學(xué)】
A wound spiral of two or more turns of insulated wire, used to introduce inductance into a circuit.
線圈：兩圈或兩圈以上的絕緣導(dǎo)線繞成的螺旋線，用于產(chǎn)生電路的電感
Any of various devices of which such a spiral is the major component.
有線圈的設(shè)備：這樣的螺旋線圈是主要部件的
A roll of postage stamps prepared for use in a vending machine.
一卷郵票：準(zhǔn)備用于自動售貨機的一卷郵票
v.（動詞）
coiled,coil.ing,coils
v.tr.（及物動詞）
To wind in concentric rings or spirals.
盤繞：繞成同心環(huán)或螺旋線
To wind into a shape resembling a coil.
卷成一圈：繞成線圈的形狀
v.intr.（不及物動詞）
To form concentric rings or spirals.
繞成盤狀：形成同心環(huán)或螺旋線
To move in a spiral course:
卷繞成圈：在螺旋路線中運動：
例句：
black smoke coiling up into the sky.
黑煙盤繞直上天空

來源：
Probably from obsolete French coillir [to gather up]
可能源自 已廢法語 coillir [聚集起來]
from Latin colligere * see collect
源自 拉丁語 colligere *參見 collect

【引伸】
coil.er
n.（名詞）

---------------另--------------
coil
coil 2

n.（名詞）
A disturbance; a fuss.
擾動；騷擾

來源：
[Origin unknown]
[來源不詳]