单词 | pneumatophore |
释义 | pneumatophore (extremely rare) n WORD FAMILY pneumatophore n an air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant Hyper root (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground |
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