A barrier is something such as a rule, law, or policy that makes it difficult or impossible for something to happen or be achieved. 障碍
noun [抽象名词] 障碍，壁垒；障碍物，关卡；分界线，屏障；大关，界限
A barrier is a problem that prevents two people or groups from agreeing, communicating, or working with each other. 障碍; 隔阂• There is no reason why love shouldn'
