cumulative basis

例句：

1. 1. The company has accumulated a large amount of profits over the past year.
   该公司过去一年积累了大量利润。
2. 2. The data shows that the cumulative effect is significant.
   数据显示，累积效应是显著的。
3. 3. The team worked diligently to accumulate knowledge and skills for their project.
   团队勤奋工作，为他们的项目积累知识和技能。