| 释义 |
marsh eldern.（名词）- Any of several herbs or shrubs of the genusIva of eastern and central North America, often growing in salt marshes and having nodding, greenish flower heads with unisexual flowers. 沼泽地松：生长于北美洲东部和中部盐碱沼泽地带的一种蓍花 属的草类或灌木。花冠下垂，稍带绿色，为雌雄异花植物
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