Barriero巴列罗barriern.栅栏；障碍物；屏障barrier-layer photocell光生伏打电池barrier grid storage tube阻挡栅极存储管barrier filter attachment紫外吸收滤色附加器Barrier Combat Air Patrol阻拦战斗空中巡逻barrier of speech barrier语言障碍barrier-free facilities无障碍设施barriers to communication沟通障碍barrier-layer rectifier阻挡层整流器barrier theory of cyclone气旋的阻碍学说barrier layer capacitance阻挡层电容