charging pressure

例句：

1. 1. The batteryis under a lot of charging pressure.
   电池承受着很大的充电压力。
2. 2. The car's engine is undera lot of charging pressure.
   汽车的引擎承受着很大的充电压力。
3. 3. Thepower supply is under a lot of chargingpressure.
   电源承受着很大的充电压力。