“Acrania”的概念、定义、翻译、参考文献-科学参考

单词	Acrania
释义	Acrania [ā`krān·ē·ǝ] ^ZOOLOGY A group of lower chordates with no cranium, jaws, vertebrae, or paired appendages; includes the Tunicata and Cephalochordata.
随便看	prairie dog prairie soil prairie wolf Prandtl-Glauert rule Prandtl-Meyer flow Prandtl number prase praseodymium prase opal prasinite Prasinovolvocales prasopal pratincolous Pratt truss preadaptation prealpine facies preamble preamplifier preassembled prebreaker Precambrian precancerous precast concrete precedence precedence diagram method

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