“Lower Cambrian”的概念、定义、翻译、参考文献-科学参考

单词	Lower Cambrian
释义	Lower Cambrian [`lō·ǝr `kam·brē·ǝn] ^GEOLOGY The earliest epoch of the Cambrian period of geologic time, ending about 540,000,000 years ago.
随便看	zero method zero-order hold zero-order reaction zero output zero phase-sequence relay zero point zero-point energy zero-point entropy zero-point pressure zero-point vibration zero population growth zero potential zero-power reactor zero state zero subcarrier chromaticity zero-sum game zero suppression zeroth law of thermodynamics zero time reference zero twist zero vector zeta Zeta Aurigae star zeta function Zeta Geminorum stars

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