英语词汇“magdeburg hemisphere”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	magdeburg hemisphere
释义	magdeburg hemisphere noun Usage: usually capitalized M : either of a pair of hemispherical cups forming when placed together a cavity from which the air can be withdrawn by an air pump and used to illustrate the pressure of air
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