“Upper Jurassic”的概念、定义、翻译、参考文献-科学参考

单词	Upper Jurassic
释义	Upper Jurassic [`ǝp·ǝr ju̇`ras·ik] ^GEOLOGY The latest epoch of the Jurassic period of geologic time, beginning approximately 155 million years ago.
随便看	MSH M shell MSI M signal MSMA MSR M star M synchronization MT MTBF mtDNA MTI MTTF M-type backward-wave oscillator M-type carcinotron Mucedinaceae mucic acid mucigel mucigen mucilage mucin mucinosis mucinous cyst muck mucker

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