英语词汇“ordovician period”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ordovician period
释义	Ordovician Period nnoun.timefrom 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds Synset:Ordovician Ordovician period Part Holonyms:Paleozoic Paleozoic era Instance Hypernyms:geological period period Inherited Hypernyms:ordovicianperiodgeological timetimeattributeabstractionentity
随便看	state's attorney state senator state's evidence states general statesman statesmanlike statesmanly statesmanship state socialism state-sponsored terrorism states' rights states' rights democratic party state-supported state supreme court stateswoman state tax lien state treasurer state trooper statewide st. athanasius static statice static electricity static line static magnet

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