the process of combining things or amounts into a single group or total

Installation art - the aggregation of objects in a space - has long dominated the visual arts. 装置艺术 — 空间中物体的合成 —长期以来一直主导着视觉艺术界。

Some animals avoid being eaten by aggregation in groups, such as schools of fish. 一些动物为了避免被其他动物捕食而聚在一起行动，鱼群就是这样的。

the process of collecting information from several different websites, newspapers, databases (= large amounts of information stored in a computer system ), etc. and combining it in one place, or the result of this process

This news aggregation site grabs headlines from over 30 daily news sources and provides a link to the host site. 这个新闻聚合网站从三十多个每日新闻来源中抓取头条新闻，并提供原发网址的链接。

You can view aggregations of polling data at the site. 您可以在站点上查看民调数据的汇总。