accumulation

1. N-COUNT An accumulation of something is a large number of things that have been collected together or acquired over a period of time. 積累

...an accumulation of experience and knowledge. …經騐和知識的一種積累。

2. N-UNCOUNT Accumulation is the collecting together of things over a period of time. 積累

...the accumulation of capital and the distribution of income. …資金的積累和收入的分配。