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	granted grant-maintained Grant, Ulysses S. granular granularity granulated granule grape grapefruit Grapes of Wrath, The grapevine graph graphene graphic graphical graphically graphical user interface graphic design graphic designer graphic novel graphics graphics card graphite graphologist graphology

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