You can talk about different ways people keep memories from different stages of life, like taking photos, keeping diaries, or sharing stories with friends and family. You can also mention how certain objects, places, or even smells can bring back memories from the past.

你可以谈论人们如何通过不同的方式来保存不同人生阶段的回忆，比如拍照、写日记，或者与朋友和家人分享故事。你还可以提到某些物品、地方，甚至气味如何唤起过去的记忆。