obstructionist

名词 obstructionist:

1. someone who systematically obstructs some action that others want to take
   同义词：obstructor, obstructer, resister, thwarter

ob.struc.tion.ist

n.（名词）
One who systematically blocks or interrupts a process, especially one who attempts to impede passage of legislation by the use of delaying tactics, such as a filibuster.
蓄意阻挠者：有步骤地阻碍或打断进程的人，尤其是借助一些拖延策略（如阻挠议事），意在阻碍提案通过

【引伸】
obstruc.tionism
n.（名词）
obstruc.tionis.tic
adj.（形容词）