crumbling

岩块剥落

crucially, crucible, crucifix, crucifixion, cruciform, crucify, crud, cruddy, crude, crudely, crudity, cruel, cruelly, cruelty, cruet, cruise, cruise missile, cruiser, crumb, crumble, crumbly, crumbs, crummy, crumpet, crumple, crunch, crunchy, crupper, crusade, crusader, crush, crush barrier, crushing, crushingly, crust, crustacean, crusty, crutch, crux, cry,