transformer bus

例句：

1. 1. The transformer is responsible for converting alternating current to direct current.
   变压器负责将交流电转换为直流电。
2. 2.The transformer was designed to improve the efficiency of the power grid.
   变压器的设计目的是为了提高电网的效率。
3. 3. The transformer bus is a crucial component in the power system.
   变压器母线是电力系统中至关重要的组成部分。