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peristomium. How to pronounce the english word peristomium.Start with S. Learn from me.



peristomium
  • 英语发声
  • 美语发声
  • The peristomium is the second body segment in an annelid worm's body in the anterior end. It is directly behind the prostomium and contains the mouth, tentacular cirri, and sometimes feeding palps, which may instead occur on the prostomium.

    • 网络释义

    1、围口节
    围口节(Peristomium)位于口前叶后面的一个环节,是由担轮幼虫前纤毛轮演化而来.

    短语

    peristomium cirrus围口触须

    专业释义

    生物学
    • 口上片
      围口节
      口缘
      围口节;蒴齿层;周层膜

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