a coil of copper wire是什么意思？

a coil of copper wire

一卷铜丝

coil

n. （一）卷，（一）盘，盘卷之物，线圈，纷乱，纠缠不清；vt. 盘绕，卷成一圈；vi. 绕成盘状，卷绕成圈；

例句
Tod shook his head angrily and slung the coil of rope over his shoulder...
托德气愤地摇了摇头，然后把那卷绳子往肩上一搭。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

copper

n. 铜，铜币，紫铜色，警察；adj. 铜制的；vt. 镀铜；

例句
Bronze is an alloy of copper and tin...
青铜是铜和锡的合金。

wire

n. 金属丝，电线，电报，（木偶的）牵线，操纵绳，背后操纵的势力，秘密引线，秘密策略；vi. 拍电报；vt. 拍电报，给…装电线；

例句
Whisk the batter with a wire whisk or hand beater until it is smooth and light.
用搅打器或手动搅拌器将面糊搅打均匀暄软。