aggregate social supply

例句：

1. 1. The students are aggregating in the classroom.
   学生们正在教室里聚集。
2. 2.The team is gathering for the upcoming game.
   队伍正在为即将到来的比赛做准备。
3. 3.The farmers are aggregating their crops to sell.
   农民们正把他们的庄稼收集起来以便出售。