n.障碍；妨碍；闭塞；违例阻挡
The road was cleared from obstruction . 那条路已被清除了障碍。
The traffic flowed round the obstruction. 车辆绕过障碍行驶。
He was arrested for obstruction of a police officer in the execution of his duty. 他因妨碍警察执行公务而被逮捕。
He was found guilty of obstruction. 他被判阻挡犯规。
障碍
