cock.le.bur
n.(名词)Any of several annual weeds of the genusXanthium in the composite family, having small seedlike fruits enclosed within a prickly bur that clings readily to clothing or animal fur. 苍耳:一种菊科苍耳 属的一年生杂草,有包在多刺的刺果内的种子样小果实,其刺果易于粘到衣服或动物皮毛上 A bur of this plant.这种植物的刺果