| 释义 |
〔knotweed〕Any of several plants of the genusPolygonum, with jointed stems and inconspicuous flowers. 节草，蓼属植物：一种蓼 属植物，长有有关节的茎干，并开有不显眼的花朵 〔polygonum〕Any of numerous plants of the widely distributed genusPolygonum, characterized by stems with knotlike joints and conspicuous sheathlike stipules. 蓼属植物：一种分布广泛的蓼 属植物，特征是茎干上带有球状突节和明显的套状托叶 |