Rubeln.鲁贝尔rubv.擦；摩擦；搓；惹恼n.困难；障碍；擦rubidium nitrate硝酸铷Rubus suzukianusn.台北悬钩子Rubini's camphorrubbed brickwork磨砖对缝Rubus amphidasysn.周毛悬钩子rubeosis retinae视网膜发红rubbing compound抛光膏rubbing exercise澡浴法Rubidium isotope铷同位素Rubus eucalyptusn.桉叶悬钩子