英语词汇“vacuum pump”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	vacuum pump
释义	vacuum pump a pump or device by which a partial vacuum can be produced. [1855-60]
随便看	discrepancy discrepant discrete discretion discretional discretionary discretionary account discriminable discriminant discriminant function discriminate discriminating discrimination discriminative discriminator discriminatory discrown discursion discursive discus discuss discussant discussion disdain disdainful

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