- [uncountable]
the process of gradually increasing or getting more and more of something over a period of time 積累;積聚 the accumulation of wealth 財富的積累
- [countable]
an amount of something that has gradually increased over a period of time 積累: 一段時間内逐漸增加的數量an accumulation of toxic chemicals 有毒化學物質的積聚