coil curl

例句：

1. 1. The wire is wrapped around a metal ring to make a coil.
   电线被绕在一个金属环上制成了一个线圈。
2. 2. The old clock had a beautiful wooden coil that was used to wind the clock.
   旧时钟有一个漂亮的木制线圈，用来给时钟上发条。
3. 3. She twisted the string around her finger to make a coil.
   她把线绕在手指上做成了一个线圈。