The natural sweet substance made by sufficient brewing after combination of nectar or honeydew collected from plants by bees with their own secretion.
蜜蜂采集植物的花蜜、或蜜露，与自身分泌物结合后，经充分酿造而成的天然甜物质。
2
Acne occurs when there is an excessive secretion of sebum a substance from the hair follicles.
痤疮发生时，有一个过度分泌的皮脂，这种物质来自毛囊。
3
Three tests (neutralization, sedimentation and dissociation) were used for determining the secretion intensity of ABH blood substance in saliva in 135 persons with known blood groups.