outermost layer of the pericarp of fruits as the skin of a peach or grape 同义词：exocarp,
例句与用法
1.
The epicarp and mesocarp may be brightly colored thus attracting animals , which disperse the fruit , as also pericarp . tomato 外果皮和中果皮色泽鲜艳，用来吸引动物传播果实的如西红柿。
2.
Stability testing and compare of the hydroextracting the dark brown pigment from walnut epicarp of dry in the sun and by the airing and retting 摘要将同一采样点的样品分别晒乾、晾乾、沤干后，以水为萃取剂，提取棕褐色色素，并对其稳定性进行了测试与比较。
3.
Our experiments showed that the methed has many advantages , such as high extraction efficiency , simply process , less pollution , and the cost is smoll etc . but extraction quotiety of the dark brown pigment differ from walnut epicarp of the three made of dryness 色素溶液的吸光度随波长增加而减小的趋势相同，色素的水溶性，耐氧化一还原性，耐光性，盐、蔗糖、金属离子对色素的色泽的影响基本相似。
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