单词	polarograph
释义	polarograph noun po·​lar·​o·​graph -graf, -rȧf plural polarographs : an instrument used in polarography —formerly a U.S. registered trademark Word History First Known Use 1925, in the meaning defined above
随便看	Gérôme Gómez gôa Gödel Gökçeada Göring Görlitz göt Göteborg göthite Götterdämmerung Göttingen Günz Günz-Mindel günzian h H acid H and C H and D curve H and D speed H and D system H and L hinge H bar H beam H bone

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