对许多人来说，保持个人日记可以起到治疗作用。

Keeping a personal ___journal can be therapeutic for many people.

历史学家花了多年时间破译这本旧日记中的神秘条目。

The historian spent years deciphering the cryptic entries in the old ___journal.

在她的日记中，她记录了几十年来城市景观的细微变化。

In her ___journal, she documented the subtle changes in the urban landscape over decades.