资料来源 : WordNet®

rockcress
     n 1: noxious cress with yellow flowers; sometimes placed in genus
          Sisymbrium [syn: {yellow rocket}, {rocket cress}, {Barbarea
          vulgaris}, {Sisymbrium barbarea}]
     2: any of several rock-loving cresses of the genus Arabis [syn:
         {rock cress}]