If you describe something as pedestrian, you mean that it is ordinary and not at all interesting.
His style is so pedestrian that the book becomes a real bore.
他的文风很平庸,以致那本书成了一本真正乏味的书。
pedestrians
A pedestrian is a person who is walking, especially in a town or city, rather than travelling in a vehicle.
Ingrid was a walker, even in Los Angeles, where a pedestrian is a rare sight.
英格丽德是个步行者,即使在行人少见的洛杉矶也是如此。