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	all-consuming all-court press all-day all-day sucker all-embracing all-encompassing all-expense all-expenses-paid All-father all-fatherly all-fired all-hands-on-deck all-important all-in all-in-one all-inclusive all-inclusiveness all-inclusives all-natural all-new all-night all-nighter all-operator all-or-none all-or-nothing

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