echinoids

常見(jiàn)例句

• Echinoids are close relatives of the Asteroids.
  海膽是海星的近親。
• Pan Huazhang, Yang Shengqiu and Sun Dongli. 1991. The Late Cretaceous-Early Tertiary Marine Gastropod, Echinoids and Brachinopods from the Western Tarim Basin, South Xinjiang, China. Beijing: Science Press.
  潘華璋;楊勝鞦;孫東立.;1991
• Standard Guide for Conducting Static Acute Toxicity Tests with Echinoid Embryos
  用海膽綱胚胎做靜態(tài)劇毒試騐的標(biāo)準(zhǔn)指南
• "echinoid:an echinoderm of the class Echinoidea, which includes the sand dollars and sea urchins."
  "海膽:一種屬於海膽綱的棘皮動(dòng)物;包括沙錢(qián)和海膽.;"
• echinoid
  adj. 海膽狀的;海膽屬的
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