1. (绳子、金属丝等绕成的)卷，圈
    A coil of rope or wire is a length of it that has been wound into a series of loops.

    e.g. 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。
    e.g. The steel arrives at the factory in coils.
           钢材被成卷地运到工厂。

2. 一卷;一圈
    A coil is one loop in a series of loops.

coil在线翻译

    e.g. Pythons kill by tightening their coils so that their victim cannot breathe.
           大蟒蛇紧紧盘绕猎物使之无法呼吸，从而杀死猎物。

3. (电路的)线圈
    A coil is a thick spiral of wire through which an electrical current passes.

4. (汽车发动机的)盘管
    In a vehicle, the coil is the part on a petrol engine that sends electricity to the spark plugs.

5. 子宫节育环;避孕环
    The coil is a contraceptive device used by women. It is fitted inside a woman's womb, usually for several months or years.

6. 卷;盘绕
    If you coil something, you wind it into a series of loops or into the shape of a ring. If it coils around something, it forms loops or a ring.

    e.g. He turned off the water and began to coil the hose...
           他关掉水龙头，开始盘水管。
    e.g. Louisa was dancing, spinning by herself, her skirt flying out and coiling around her feet...
           路易莎打着圈儿翩翩起舞，裙摆时而肆意飞扬，时而盘绕脚边。