rubble

n.碎石，瓦砾 v.毁坏

rub (sb/oneself/sth) down, rub (sth) off, rub away, rub down, rub off, rub out, rub sb out, rub sth in/into sth, rub sth up, rubber, rubber goods, rubber plant, rubber stamp, rubber-neck, rubber-stamp, rubberize, rubberise, rubbery, rubbing, rubbish, rubbishy, rubella, Rubicon, rubicund, rubric, ruby, ruby wedding, RUC, ruche, ruched, ruck, rucksack, ruckus, ructions, rudder, ruddily, ruddiness, ruddy, rude, rudely, rudeness,