single-coil

例句：

1. 1. The new phone has a single-coil microphone for better sound quality.
   这款新手机有一个单芯麦克风，以获得更好的音质。
2. 2. The cable is made of single-coil wire for durability.
   电缆由单芯线制成，以增加耐用性。
3. 3. The engineer used a single-coil transformer to boost the power output.
   工程师使用了一个单芯变压器来提高输出功率。