- [uncountable]
the process of gradually increasing or getting more and more of something over a period of time 积累;积聚 the accumulation of wealth 财富的积累
- [countable]
an amount of something that has gradually increased over a period of time 积累: 一段时间内逐渐增加的数量an accumulation of toxic chemicals 有毒化学物质的积聚