rotten

a.腐烂的，腐朽的；讨厌的，令人不快的

rosemary, rosette, rosewood, rosin, rosiness, roster, rostrum, rosy, rot, rot-gut, rota, rotary, rotate, rotation, rotational, rotatory, rote, rote learning, rotisserie, rotor, rottenly, rottenness, rotter, rotund, rotunda, rotundity, rotundly, rouble (also ruble), roue, rouge, rough, rough house, rough luck, rough-and-tumble, rough-hewn, roughage, roughcast, roughen, roughly, roughneck,