obstacle

• It was an obstacle that no one could avoid for ever .
  谁也不能永远逃避这一关。
• There are many formidable obstacles to overcome .
  存在着许多需要加以克服的重大障碍。
• He put every obstacle in my way .
  他处处从中作梗。
• What exactly is the obstacle ?
  到底障碍在哪里？
• What may be a stimulus at one time may become an obstacle later .
  在某个时期起推动作用的而后也可能变成障碍。
• Our alliances will be sundered if they appear as obstacles to peace .
  我们的同盟如果成为和平的障碍，就会瓦解。
• It let mankind to overcome the obstacles which delayed civilization .
  这促使人类克服了阻滞文明发展的种种障碍。
• They constituted a near-insuperable obstacle to the besieging infantry .
  它们就会形成围城步兵几乎不可逾越的障碍。
• Every form of deception and every obstacle baffled the allied commission .
  用尽一切欺瞒和阻挠的手段来避开协约国委员会的耳目。
• When she manifested an intention to quit them, therefore, they offered no obstacle .
  在她要离开他们的时候，他们并没有加以反对。