群居

例句：

1. 1. The group of friendsgathered in the park for a picnic.
   这群朋友聚集在公园里野餐。
2. 2. Theanimals clustered around the fire to warmthemselves.
   动物们聚集在火堆周围取暖。
3. 3. The students congregated in theclassroom to study for the exam.
   学生们聚集在教室准备考试。