这个词是什么意思？
An order of stalked, sessile, single-celled EUKARYOTES. They are considered the transitional link between the flagellated protozoa and the SPONGES, the most primitive metazoans.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D056897 · MeSH 2026。
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