in commemoration of

adv.

1. This monument has been erected in commemoration of the victory over the enemy.
这纪念碑是为纪念战胜敌军而建立的。

来自《简明英汉词典》

2. We caused a medal to be struck in commemoration of this discovery.
我们铸造了一枚徽章来纪念这个发现。

来自《现代汉英综合大词典》