pheromone

例句：

1. 3.例句：1. Pheromones are chemicals that can be detected by animals and plants.
   信息素是动物和植物可以检测到的化学物质。
2. 2.The pheromones released by the female mosquito attracts the male to her location.
   雌性蚊子释放的信息素吸引雄性蚊子到她的位置。
3. 3.Insects use pheromones to communicate with each other.
   昆虫使用信息素来彼此交流。