reminisce

The old friends sat on the porch for hours to reminisce about their college days in the 1970s.

(Chinese) 老朋友们在门廊上坐了几个小时，追忆他们20世纪70年代的大学时光。

My grandfather loves to reminisce about his time serving in the navy during the war.

(Chinese) 我的祖父喜欢回忆他在战争期间在海军服役的时光。