echinoderm

英式音标：echinoderm怎么读

美式音标：echinoderm怎么读

echinoderm词义

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n. [无脊椎] 棘皮动物


echinoderm英文词源

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echinoderm (n.)
1834, from Modern Latin Echinodermata, name of the phylum that includes starfish and sea urchins, from Latinized form of Greek ekhinos "sea urchin," originally "porcupine, hedgehog" (see echidna) + derma (genitive dermatos) "skin" (see derma); so called from its spiky shell. Related: Echinodermal.