主题：过五逢十，从纪念到怀念 -- 潘涌

That guy's purpose of purchasing Wadka is weird: The way of his purchasing is like he is an ackohol beverage lover while he had kept those spirits for two weeks there; There are always some price difference here and there in the same town. Certainly we prefer spending less to buy some product. However probabily gas fee can be more than gain from the price difference, plus energy one spent. He is a residency doctor and his time should be more expensive. It could be true he was preparing a party...