accumulation基本解释

n,[地质][天][物]积聚，累积；堆积物,同近

...an accumulation of experience and knowledge..…经验和知识的一种积累。

积聚,堆积物英释中释nAn accumulation of something is a large number of things that have been collected together or acquired over a period of time

accumulation fund,公积金；积累基金.短语