“Pre-Nectarian system”的概念、定义、翻译、参考文献-科学参考

单词	Pre-Nectarian system
释义	Pre-Nectarian system Geology and Earth Sciences See lunar timescale.
随便看	skewed skewed tree skew field skew lines skewness skew-symmetric function skew-symmetric matrix skid skid row skilled work skills skill score skin skin depth skin effect skink Skinner, Burrhus Frederick (1904–90) skip distance skip mark skip zone Sklar’s theorem Skolem constant Skolem function Skolemization Skolem-Löwenheim theorem

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