a chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same species
双语例句
Heterosexual women found male and female pheromones equally pleasant. 异性恋的女性对雄性和雌性信息激素均乐于接收。
Basically, heterosexual men and lesbian women preferred the female pheromones oer the male, while homosexual men preferred male pheromones. 一般来说，异性恋的男性和同性恋的女性更易于闻到雌性而不是雄性信息激素，而男性同性恋者们则恰恰相反。
