单词	nonagenarian
释义	nonagenariannon‧a‧ge‧nar‧i‧an /ˌnɒnədʒəˈneəriən, ˌnəʊn- $ ˌnoʊnədʒəˈner-, ˌnɑːn-/ noun [countable] Word Origin WORD ORIGINnonagenarian Origin: 1800-1900 Latin nonagenarius ‘containing ninety’, from nonaginta ‘ninety’ someone between 90 and 99 years old
随便看	expert system expert witness expiate expiation expiration expire expiry explain explanation explanatory expletive explicable explicate explication explicit explicitly explicitness explode exploded exploit exploitable exploitation exploitative exploiter exploration

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