memory of the beginning and the end

例句：

1. 1.He has a vivid memory of the event.
   他对于那个事件有着清晰的记忆。
2. 2.She often recalls her childhood memories.
   她经常回忆起她的童年记忆。
3. 3. His memory is not what it used to be.
   他的记忆力已经不如以前了。