中文翻译与英英解释| Papilionaceous is a flower from the Papilionaceae family (as in the bean or pea) with a corolla, usually with five petals that include a large upper petal, the vexillum(standard petal), enclosing two lateral wings resembling a butterfly and a lower keel petals which are united.The characteristic aestivation of this flower is vexillary imbricate. |
例句与用法 | 1. | This article designs the calculation and the structure of the mechanism , using elastic and vertical raiser mechanism ( papilionaceous spring ) , and makes concussion test towards the special failure of take up
采用弹性垂直托货机构（碟簧式） ，对该机构进行设计计算和结构设计，并对提升机的特殊故障进行了冲击校核。
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