group phenomena

例句：

1. 1. The study of group phenomena has become a hot topic in psychology.
   研究集体现象已经成为心理学的一个热门话题。
2. 2.The team's performance was greatly influenced by the group phenomena during the game.
   球队在比赛中的表现在很大程度上受到了比赛期间的集体现象影响。
3. 3. The research on group phenomena has provided valuable insights into human behavior.
   关于集体现象的研究为理解人类行为提供了宝贵的见解。