May apple

may-apple的词性：
n.（名词）

1. A rhizomatous plant (Podophyllum peltatum) of eastern North America, having a single, nodding white flower and oval yellow fruit. Although the pulp of the ripe fruit is edible, the roots, leaves, and seeds of the plant are poisonous.
盾叶鬼臼：产于北美洲东部的一种有根茎的植物（足叶草 足叶草属） ，具有开白色的单瓣下垂花朵，黄色、椭圆形果实。该植物成熟的果实的果肉可食用，但其根、叶、籽均有毒

2. The fruit of this plant.Also called mandrake
这种植物的果实也作 mandrake