Baseln.巴塞尔（瑞士北部一城市）Basellaceaen.落葵科Basella alban.落葵baselessnessn.无基础；无事实根据Basel Accord巴塞尔协议Basel Agency巴塞尔寻人档案局Basella L.[医] 落葵属basella rubra落葵baseless talk浮言baseless tube无座电子管baselic drift基线漂移