用作及物动词
▲S+～+n./pron.
They barricaded all the doors and windows.他们用障碍物堵住了所有的门窗。
The terrorists barricaded themselves in the embassy.恐怖分子在使馆中筑起防御工事固守。
The farmers barricaded their houses.农民们用栅栏围住自己的房屋。
She barricaded herself in her room.她把自己关在房间里。

barricade指临时设置的“路障，街垒”。

The soldiers cut down some trees to make a barricade across the road.士兵砍倒了一些树，在路上设置了路障。
The police put up barricades to keep back the crowds during the procession.警察设置了街垒，阻止行进的人群。
There are unconfirmed reports of several deaths among demonstrators who were manning barricades to stop the tanks.示威者筑起人墙挡坦克，未经证实的报道说有数人因此死亡。

barricade,barrier
这两个词同源，其区别在于：barricade指临时设置的障碍物，barrier则可指长期设置物。barrier还可指不让人通过的栅栏、屏障，而barricade无此义。