echinoid

常见例句

• Standard Guide for Conducting Static Acute Toxicity Tests with Echinoid Embryos
  用海膽綱胚胎做靜態劇毒試騐的標準指南
• "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物;包括沙錢和海膽.;"
• regular echinoid
  正形海膽(動)
• irregular echinoid
  非正形海膽(動)
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