insect aggregation pheromone

例句：

1. 1. The queen bee is the main source of this pheromone.
   工蜂是这种信息素的主要来源。
2. 2.The pheromone is responsible for the attraction between male and female insects.
   这种信息素负责昆虫之间的吸引作用。
3. 3.Researchers have discovered that certain plants produce pheromones that can attract pollinators to their flowers.
   研究人员发现某些植物会产生吸引传粉者的挥发性物质。