交直流两用

例句：

1. 1. This device is designed for both AC and DC power sources.
   这款设备设计用于交流和直流电源。
2. 2. The car has a dual-mode transmission that can switch between AC and DC.
   这辆车有双模式变速器，可以切换交流和直流。
3. 3. The battery pack is capable of storing energy in both AC and DC modes.
   电池组能够以交流和直流模式存储能量。