及物动词
1. It is a crime for the President to obstruct justice.
总统阻挠司法是犯罪。
2. The road was obstructed by a fallen tree.
路被一棵倒下的树堵住了。
3. The crash obstructed the road for several hours.
车祸使道路堵塞了好几个小时。
4. Trees obstructed our view of the lake.
树木遮住了我们的视线，使我们看不到湖。