Does the subject want to ask, "What do you mean by Wang Fang and Li Ming disagreeing with each other and arguing in a hurry?" ? Wang Fang and Li Ming are arguing anxiously because they have different views on something. Viewpoint means to look at things or problems from a certain position or angle, so this sentence means that Wang Fang and Li Ming are arguing endlessly because they have different views on something. Similar sentences are: I don't agree with him; I think my point of view is correct and so on.