单词	cryogenic
释义	cryogenicscry‧o‧gen‧ics /ˌkraɪəˈdʒenɪks/ noun [uncountable] Word Origin WORD ORIGINcryogenics Origin: 1900-2000 cryogen ‘substance producing low temperatures’ (19-21 centuries), from Greek kryo- (from kryos ‘very cold’) + English -gen ‘producing’ (from Greek -genes ‘born’) Examples EXAMPLES FROM THE CORPUS This removes half of the cryogenics problem but leaves us with liquid oxygen. the scientific study of very low temperatures—cryogenic adjective
随便看	mock mocker mockers mockery mocking mockingbird mockingly mockney mocktail Mock Turtle mock turtleneck mockumentary mock-up MOD mod modal modal auxiliary modality modal verb mod cons modding mode model modeller modelling

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