基本解释美国栗果英汉例句双语例句Arctium in the composite family, having pink or purplish flower heads surrounded by prickly bracts and forming a bur in fruit.牛蒡任一种杂草,主要是菊科牛蒡属的两年生植物,开粉红色或略带紫色的花穗,并被带有多刺的苞所包围,形成果实中的刺果。http://www.iciba.comprickly bur更多例句