Barriera巴列拉barriern.栅栏；障碍物；屏障barrier to ...的障碍barrier distribution势垒分布barrier permeability屏障透过率barrier mine-field障碍雷区barrier-layer cell光生伏打电池,障层电池barriers to progress进步的障碍barrier of infection感染屏障； 感染障碍barrier-type cover屏障型覆盖Barrier line segment不通视直线段barrier island marsh滨外岛沼泽