obstructed
adj. 阻塞的；梗阻的，不通的
v. 阻塞；妨碍；遮住（obstruct 的过去分词形式）
例句
A knot of black and white cars obstructed the intersection.
挤作一团的黑白轿车阻塞了那个十字路口。
《柯林斯英汉双解大词典》
The pillar obstructed our view of the stage.
柱子挡着，我们看不见舞台。
《牛津词典》
First check that the accident victim doesn't have an obstructed airway.
首先要确保事故受伤者的气道通畅。
