charging rate

例句：

1. 1.The charging rate for this device is very high.
   这款设备的充电率非常高。
2. 2.The efficiency of the charging rate has a significant impact on the user experience.
   充电率的效率对用户体验有重大影响。
3. 3. The company's new model promises to have a much lower charging rate than its predecessor.
   该公司的新型号承诺比其前一代具有更低的充电率。