Barriero巴列罗barriern.栅栏；障碍物；屏障barrier barrier-plane photocell阻挡层光电管barrier to withdrawal horn market市场退出壁垒barrier height at grain boundaries晶界势垒高度barrier layer/porous layer model双层模型barrier injection transit time diode势垒注入迁移时间二极管barriers of information transmission情报传递障碍Barrier function of intestinal tract肠道屏障功能barrier layer semiconductive ceramics阻挡层半导电陶瓷barrier injection transit-time diode势越二极管barrier function areal differentiation气候复杂性

1. Landslides during the earthquake dammed a river further north, creating what is now called the Tangjiashan lake.
   更北的地方，地震造成的滑坡泥石流拦断了一条河，如今成了唐家山堰塞湖。
2. Dramatizing government concern, Premier Wen Jiabao helicoptered in Thursday to inspect the largest lake threatening Beichuan, the New China News Agency reported.
   据中新社报道，为了表示政府的关怀，温家宝总理乘坐直升机前往灾区视察威胁北川县的堰塞湖，这是目前发现的最大的堰塞湖。