academic documentary work的用法和样例：
- This is not a piece of documentary work but the reflect of a personal point of view, expressing distance, loss of reference mark and uncertainty.
- In contrast to his peers, among them such photographers as Li Lang and Li Fan, who made extensive and excellent documentary work on the Yi people, Wang Gang stands out as a formidable portraitist.
- Your work falls short of my expectations.
- I think the work can be completed ahead of time.