单词	Sprengel pump
释义	Sprengel pump noun : an air pump in which exhaustion is produced by drops of mercury running down a narrow tube and trapping bubbles of gas between them Word History Etymology after Herman J. P. Sprengel
随便看	nympholepsy nympholept nympholeptic nympholepts nymphomania nymphomaniac nymphomaniacal nymphomaniacs nymphomanias nymphos nymphoses nymphosis nymphs nymss Nynorsk nynorsks Nyoro nyoros NYP nypae nypas NYR Nyroca Nysa NYSE

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