单词	sexagenarian
释义	sexagenariansex‧a‧ge‧na‧ri‧an /ˌseksədʒəˈneəriən $ -ˈner-/ noun [countable] someone who is between 60 and 69 years old
随便看	rudeness rudimentary rudiments Rudolph, the Red-nosed Reindeer rue rueful ruefully ruff ruffian ruffianly ruffle rug Rugby rugby Rugby League Rugby Union rugged ruggedly ruggedness rugger ruin ruination ruined ruinous ruinously

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