echinoidea的翻译,读音
释义:
n.[无脊椎] 海胆纲
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. 沙钱,饼海胆:任一种海胆纲的瘦且圆的棘皮类动物,尤指外剑虱目,生活于北大西洋和太平洋沙质洋底。