n a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.
n a barrier (usually thrown up hastily) to impede the advance of an enemy
v render unsuitable for passage
v prevent access to by barricading
v block off with barricades
n. 路障, 障碍物( barricade的名词复数 )
v. 设路障于, 以障碍物阻塞( barricade的第三人称单数 ); 设路障[防御工事]保卫或固守