to block a road , passage , entrance , etc . so that nothing can go along it, or to prevent something from happening correctly by putting difficulties in its way
发音
例句
1. He became still more dissatisfied with it and secretly did everything in his power to obstruct it. 他对此更不满意,尽在暗里使绊子。 2. The fallen trees obstruct the road. 倒下的树将路堵住了。