the anniversary of sth某事物的周年纪念
A man who helped save lives in Bali has shared his experiences for the first time on the anniversary of the 2002 bombings.在巴厘岛2002年爆炸事件周年纪念会上, 一名曾参与救人的男子首次讲述了他的经历。
the one hundredth anniversary of the birth of Ho Chi Minh胡志明诞辰100周年纪念