barriern.栅栏;障碍物;屏障
barrier chain沙洲链
barrier cream护肤脂,防护脂
barrier sheet隔芯板
barrier paper隔离纸
barrier ditch设障沟
barrier model阻挡层模型
barrier light海岸探照灯
barrier level障碍水平
barrier beach沿岸沙滩,滨外滩,滨外沙埂,障壁滩,沿滩沙埂,滨外沙滩
barrier diode势垒二极管