n.tall coarse plant having thick stems and cluster of white to purple flowers
同义词：hogweedHeracleum sphondylium
英汉双解大词典
cow parsnip
1.
N（名词）
any tall coarse umbelliferous plant of the genus Heracleum, such as H. sphondylium of Europe and Asia, having thick stems and flattened clusters of white or purple flowers 独活属 (Also called hogweed, keck)