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單詞乎

agnathan

音標(biāo)['?ɡn?θ?n]
agnathan是什么意思、agnathan怎么讀

agnathan漢語(yǔ)翻譯

adj. 無(wú)下巴的,缺少下巴的

agnathan英語(yǔ)解釋

n.eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms

同義詞:jawless vertebratejawless fish

 

agnathan例句

  1. The study of agnathans provides insight into the early evolution of vertebrates.
    對(duì)無(wú)頜類(lèi)的研究為脊椎動(dòng)物的早期進(jìn)化提供了見(jiàn)解。
  2. Agnathans lack true jaws, which distinguishes them from more advanced vertebrates.
    無(wú)頜類(lèi)缺乏真正的頜骨,這使它們與更進(jìn)化的脊椎動(dòng)物區(qū)別開(kāi)來(lái)。
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