noun🔗Share周年纪念，周年。 A day that is an exact number of years (to the day) since a given significant event occurred. Often preceded by an ordinal number indicating the number of years."Today is the fiftieth anniversary of the end of the war."今天是战争结束五十周年纪念日。timeeventhistorytraditionfamilycultureessentialChat with AIVocabulary GamePractice Reading
noun🔗Share周年， 纪念日 (loosely) A day subsequent in time to a given event by some significant period other than a year (especially as prefixed by the amount of time in question)."The five-year anniversary of her graduation was a big celebration. "她毕业五周年的纪念日办得很盛大。timeeventhistoryperiodessentialChat with AIVocabulary GamePractice Reading
