英语词汇pumped vacuum system的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	pumped vacuum system
释义	pumped vacuum system 英?[p?mpt ?v?kju?m ?sist?m] 美?[p?mpt ?v?kju?m ?s?st?m] 释义抽真空系统
随便看	Pentapanax verticillatus Pentapanax wilsonii(Harms)Shang Pentapanax yunnanensis pentapedal pentapentacontane Pentapentol pentapeptide penta-peptide Pentapeptide,Gastrin pentapeptides Pentapeptide,Thymopoietin pentaperculate pentapetalose pentapetalous pentapetalus Pentapetes Pentapetes phoenicea pentapetes phoenicea l. pentaphane pentaphen pentaphene pentaphenes pentapheneyl pentaphenyl pentaphenylethane

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