adj. 封锁的，闭塞的， 堵住的
v.阻塞，堵塞（道路、管道等）；遮住（视线）；封锁，挡住（去路）（block 的过去式和过去分词）
1.A number of roads have been blocked by fallen trees.
一些道路被倒下的树堵住了。
2.The proposed merger has been blocked by the government.
建议中的合并计划遭到了来自政府的阻力。
3.The road ahead was blocked.
前面的路被封了。
4.An ugly new building blocked the view from the window.
一座难看的大楼把窗外的景物遮住了。
5.One door had been blocked up.
一扇门被封死了。
6.A group of reporters blocked his path.
一群记者堵住了他的路。
7.The operation will open up the blocked passages around his heart.
手术将把他心脏周围被堵塞的通道打开。