If I did, it would be like a lot of empty pages.

如果我写日记的话，那也会是一堆白纸。

But a journal can also be a small book – basically a bunch of empty pages on which you write things that are important to you, or thoughts that you are thinking.

但日记也可以是一本小书——基本上是一堆空白页，你可以在上面写下对你来说很重要的事情，或者你正在思考的想法。