英语词汇“pennsylvanian 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	pennsylvanian period
释义	Pennsylvanian Period nnoun.timefrom 310 million to 280 million years ago; warm climate; swampy land Synset:Pennsylvanian Pennsylvanian period Upper Carboniferous Upper Carboniferous period Part Holonyms:Carboniferous Carboniferous period Instance Hypernyms:geological period period Inherited Hypernyms:pennsylvanianperiodgeological timetimeattributeabstractionentity
随便看	reach out reacquired stock react reactance reactant reaction reactionary reaction engine reaction formation reactionism reactionist reaction propulsion reaction-propulsion engine reaction time reaction turbine reactivate reactive reactive depression reactive schizophrenia reactivity reactor read readability readable readably

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