Echinoidea

基本解釋

• 海膽綱

同根派生

• Echinoidea相關(guān)詞

英漢例句

• Any of various thin, circular echinoderms of the class Echinoidea, especially Echinarachnius parma, of sandy ocean bottoms of the northern Atlantic and Pacific.
  沙錢，餅海膽：任一種海膽綱的瘦且圓的棘皮類動物，尤指外劍虱目，生活于北大西洋和太平洋沙質(zhì)洋底
• "echinoid:an echinoderm of the class Echinoidea, which includes the sand dollars and sea urchins."
  "海膽:一種屬于海膽綱的棘皮動物;包括沙錢和海膽.;"

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