| 单词 | papilionaceous | 
| 释义 | papilionaceousadjective  pa·pil·i·o·na·ceous  pə-ˌpi-lē-ə-ˈnā-shəs    : having a corolla (as in the bean or pea) with usually five petals that include a large upper petal enclosing two lateral wings and a lower carina of two united petals   | 
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