资料来源 : pyDict

擦掉,去掉;沾在上面;干掉,消灭,毁掉

资料来源 : WordNet®

rub out
     v : remove by or as if by rubbing or erasing; "Please erase the
         formula on the blackboard--it is wrong!" [syn: {erase}, {score
         out}, {efface}, {wipe off}]