a historical document的用法和样例：
- Mel Gibson says Apocalypto, his new movie set during the collapse of the Maya Empire, should not be seen as a historical document.
- A historical document with no legal standing
- Let's look at this from a historical standpoint.
- We went to see a historical play.
- This is for members that are not too active, and also as a historic document on the BWS.
- He has written a historical drama.