hindexhoofbound./hoof-bound, hoof-/US // ˈhʊfˌbaʊnd, ˈhuf- //UK // (ˈhuːfˌbaʊnd) //主线,主线图,航线,主要的行进方向Definitionsadj.adjective · 形容词1.› having the heels of the hoofs dry and contracted, causing lameness.Level 4More words in h →