单词 | echinoderm |
释义 | echinoderm UK [ɪ'kaɪ.nəʊ.dɜ:m] US [-dɝ:m] noun countable specialized ■a type of sea animal with bumps or spines on its skin and a body made of five equal parts arranged symmetrically around the centre 棘皮动物(一种海洋生物,表皮凸起或有棘刺,身体呈五辐对称形) •Echinoderms like the starfish live on the sea floor.像海星这样的棘皮动物生活在海底。 |
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