英语词汇gnathostomata怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	gnathostomata
释义	gnathostomata 简明释义 n.颚口类；有颌类；颚口亚目网络释义 1 ?有颔下门 ... 脊椎动物亚门Vertebrata 有颔下门Gnathostomata 四足总纲Tetrapoda ... 2 ?下门有颔下门（Gnathostomata）原为有颔总纲（Gnatha），是脊椎动物亚门中拥有颔的一群，与无颔总纲相对应，属于较高等的一类。 3 ?有颌类有颌类(Gnathostomata):具有上下颌的脊椎动物，包括鱼类、两栖类、爬行类、鸟类、哺乳类。
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