accumulator stage

例句：

1. 1. The accumulation of data is essential foranalyzing trends.
   数据积累对于分析趋势至关重要。
2. 2. Thecompany has been accumulating wealth throughits investments.
   该公司通过投资积累了财富。
3. 3. The accumulationof knowledge is the foundation of success.
   知识的积累是成功的基础。