香囊的分泌物
The Secretions of the Sachet

大多数哺乳动物的外分泌腺。 它们产生含有信息素和其他半化学化合物的半粘性分泌物
The external secretion glands of most mammals. They produce semi-viscous secretions containing pheromones and other semi-chemical compounds.

细胞所合成的生物活性物质
Biologically active substances synthesized by cells