这个词是什么意思？
The science dealing with the earth and its life, especially the description of land, sea, and air and the distribution of plant and animal life, including humanity and human industries with reference to the mutual relations of these elements. (From Webster, 3d ed)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D005843 · MeSH 2026。
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