单词 | Acoelomata |
释义 | Acoelomataplural noun Acoe·lo·ma·ta ¦ā-sē-ˈlō-mə-tə in some classifications : the Metazoa lacking a true body cavity regarded as a natural group (1) including the sponges and coelenterates and often the lower worms or (2) including only certain worms |
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