coil

她把电线绕成一个整齐的线圈。

She wound the wire into a neat ___coil.

医生建议她使用节育环来避孕。

The doctor suggested she use a ___coil for contraception.

这个电磁炉的线圈需要更换了。

The ___coil in this induction cooker needs to be replaced.