single-layer coil

例句：

1. 1. The newelectronic device uses a single-layer coilto transmit signals.
   这款新型电子设备使用单层线圈来传输信号。
2. 2. Theengineer designed the coil witha single layer of wire forbetter heat dissipation.
   这位工程师设计了单层的线圈，以便更好地散热。
3. 3. The coil was used in thecircuit to enhance the signal transmission efficiency.
   这个线圈被用于电路中，以增强信号传输效率。