obstruct
/əbˈstrʌkt/verb
with obj.
1- block (an opening, path, road, etc.); be or get in the way of堵住, 堵塞, 阻塞（洞口、通道、道路等）; 挡住：
she was obstructing the entrance.
她正在把入口堵住。
1.1
- prevent or hinder (movement or someone or something in motion)阻止; 阻碍; 妨碍; 阻挠：
they had to alter the course of the stream and obstruct the natural flow of the water.
他们得改变溪流的水道, 阻止河水自然流淌。
1.2
- figurative put difficulties in the way of〈喻〉制造困难, 阻挠; 设置障碍：
fears that the regime would obstruct the distribution of food.
对当局阻挠食物分配的担心。
1.3
- Law commit the offence of intentionally hindering (a police officer)【律】犯妨碍（警员）执行公务罪。
1.4
- (in various sports) impede (a player in the opposing team) in a manner which constitutes an offence（各类体育运动中）以犯规动作阻挡（对方队员）。
派生词
obstructor
noun词源
late 16th cent.: from Latin obstruct- 'blocked up', from the verb obstruere, from ob- 'against' + struere 'build, pile up'.