noun 下载 🔗分享 信息素 A chemical secreted by an animal, especially an insect, that affects the development or behavior of other members of the same species, functioning often as a means of attracting a member of the opposite sex. Examples : "The male moth released pheromones to attract a female moth for mating. " 雄蛾释放了信息素,以此来吸引雌蛾进行交配。 animal insect biology biochemistry organism physiology sex communication body science nature substance chemistry 与AI对话词汇游戏阅读练习