an air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant
例句与用法
1.
Pneumatophore ( aerophore ； breathing root ) a specialized negatively geotropic root produced by certain aquatic vascular plants ( especially trees such as mangroves , e . g 呼吸根：指由某种水生维管植物产生的特化的负向地性根（尤其如红树，如海桑属） ，在土壤之上生长良好。
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