单词	septuagenarian
释义	septuagenariansep‧tu‧a‧ge‧nar‧i‧an /ˌseptʃuədʒəˈneəriən $ -ˈner-/ noun [countable] Word Origin WORD ORIGINseptuagenarian Origin: 1700-1800 Latin septuagenarius ‘containing seventy’, from septuaginta ‘seventy’ someone who is between 70 and 79 years old
随便看	bon appetit bonce bond bondage bonded warehouse bondholder Bondi Beach bonding Bond, James Bonds, Barry Bond Street bone bone china bone dry bonehead bone idle boneless bone marrow bonemeal boner bonfire bonfire night bong bongos bonhomie

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