相关flatfoot的文学知识

Oforafflictedwithflatfoot.Heflatfootalong,twirlinghisclub.Heflatfootalong,twirlinghisclub.(JamesT.Farrell).ThisisthesymptomoftypicalZhitendinousfilm,doyouhaveflatfoot?Objective:Tostudytheconditionoffl...