这个词是什么意思？
An order of mostly marine CRUSTACEA containing more than 5500 species in over 100 families. Like ISOPODA, the other large order in the superorder Peracarida, members are shrimp-like in appearance, have sessile compound eyes, and no carapace. But unlike Isopoda, they possess thoracic gills and their bodies are laterally compressed.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D033304 · MeSH 2026。
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