obstruction
US /əbˈstrʌk.ʃən/
UK /əbˈstrʌk.ʃən/
名詞
1.
阻礙, 障礙物, 堵塞
the action of obstructing or the state of being obstructed
範例:
•
The fallen tree caused an obstruction on the road.
倒下的樹造成了道路阻塞。
•
There was an obstruction in the pipe, preventing water flow.
管道有堵塞，阻止了水流。