单词	cryogen
释义	cryogen noun cryo·​gen ˈkrī-ə-jən  : a substance for obtaining low temperatures : refrigerant called also cryogenic Word History Etymology cryo- + -gen First Known Use 1875, in the meaning defined above Medical Definition cryogen noun cryo·​gen ˈkrī-ə-jən  : a substance for obtaining low temperatures called also cryogenic
随便看	stod Stoddard Stoddard solvent stoddard's solvent Stoddart stodge stodged stodgers stodges stodgier stodgiest stodgilier stodgiliest stodgily stodginess stodginesses stodging stodgy stoep stoeps stog stogeys stogged stogging stogie

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