怀念 (huái niàn): to cherish the memory of

I often cherish the memory of my carefree childhood.

He deeply cherishes the memory of the time he studied abroad.

Whenever festivals come, I cherish the memory of my relatives in my hometown even more.

Grandpa always cherishes the memory of his days as a soldier when he was young.

Although she passed away many years ago, I still deeply cherish her memory.