to remember officially and give respect to a great person or event, especially by a public ceremony or by making a statue or special building

Gathered all together in this church, we commemorate those who lost their lives in the war. 我们齐聚在这座教堂里，缅怀那些在大战中丧生的人们。

A statue has been built to commemorate the 100th anniversary of the poet's birthday. 为纪念诗人百年诞辰建起了一尊雕像。