就在我的头顶上，我说你有行&列颠倒了.在采用行&的所有方法中列参数，行参数排在首位(例如Tables.Add，Cell()等).

Just off the top of my head, I'd say you've got rows & columns reversed. In all the methods that take row & column parameters, the row parameter comes first (e.g. Tables.Add, Cell(), etc.).