这个词是什么意思？
Order of dicotyledonous flowering plants in the superorder ROSANAE, and class MAGNOLIOPSIDA. They include birch, beech, bayberry, and walnut species.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000073567 · MeSH 2026。
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