“Middle Silurian”的概念、定义、翻译、参考文献-科学参考

单词	Middle Silurian
释义	Middle Silurian [`mid·ǝl si`lür·ē·ǝn] ^GEOLOGY The geologic epoch between the Upper and Lower Silurian.
随便看	nitrile resin nitrile rubber nitrilotriacetic acid nitrite nitro- nitroalkane nitroaromatic Nitrobacteraceae nitrobarite nitrobenzene nitrobromoform nitrocalcite nitrocellulose nitrocellulose filter nitrocellulose propellant nitrocotton nitro dye nitroethane nitro explosive nitrogelatin nitrogen nitrogen acid anhydride nitrogenase nitrogenated oil nitrogen balance

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