electron transfer in charging process

例句：

1. 1.During the charging process, electrons flow from the battery to the device.
   在充电过程中，电子从电池流向设备。
2. 2.The efficiency of the charging process is critical for the overall performance of the device.
   充电过程的效率对设备的整体性能至关重要。
3. 3. The design of the charging circuit ensures that the electrons are transferred efficiently and safely.
   充电电路的设计确保了电子高效且安全地传输。