单词	age norm
释义	age norm noun : the norm (as for height, weight, or intellectual achievement) of individuals of a given chronological age Word History First Known Use 1908, in the meaning defined above
随便看	ceto- cetoleic acid cetologies cetologist cetologists cetology cetomimid Cetomimidae Cetomorpha cetomorphic cetoniae cetonian cetonias Cetoniidae cetoniidaes cetorhini cetorhinidaes Cetorhinus cetorhinuses cetorhinusses cetothere cetotherean Cetotheriidae cetotolite cetrariae

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