交流发电机

例句：

1. 1. The generator is responsible forproviding electricity to the entire building.
   发电机负责为整个建筑提供电力。
2. 2. Thealternator is usedto convert mechanical energy into electricalenergy.
   交流发电机用于将机械能转换为电能。
3. 3. The generator and alternatorare essential components of a power system.
   发电机和交流发电机是电力系统的重要组成部分。