“Heterostraci”的概念、定义、翻译、参考文献-科学参考

单词	Heterostraci
释义	Heterostraci [´hed·ǝ`räs·trǝ´sī] ^PALEONTOLOGY An extinct group of ostracoderms, or armored, jawless vertebrates; armor consisted of bone lacking cavities for bone cells.
随便看	north-upward plan position indicator north-upward presentation northwester Norton's theorem Norway Current Norwegian Current nor'wester noscapine nose nosean nose cone nose fuse nose-heavy nose height nose leaf nose length noselite nose radius nose sill nose spray nosing nosocomial Nosodendridae nosology nosomania

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