balance statistics

例句：

1. 1.The scales are balanced on the scales.
   天平上的砝码是平衡的。
2. 2.The company aims to balance profitability with sustainability.
   该公司旨在实现盈利性和可持续性的平衡。
3. 3.The teacher balanced the class by assigning different tasks to each student.
   老师通过分配不同的任务给每个学生来平衡班级。