derails是什么意思？

derails

• v. 出轨( derail的第三人称单数 )，使（火车）出轨，使脱轨；

例句

• This obviously derails the forward - momentum process. 很明显这是前进途中的一大障碍.

柯林斯高阶英汉双解学习词典释义

• VERB
  阻挠;使离开正常进程
  To derail something such as a plan or a series of negotiations means to prevent it from continuing as planned.
  例句
  The present wave of political killings is the work of people trying to derail peace talks. 当前的这一系列政治谋杀乃是那些想阻挠和平谈判的人所为。
• V-ERG
  (使)(火车)出轨;（使）脱轨
  If a train is derailed or if it derails, it comes off the track on which it is running.
  例句
  Several people were injured today when a train was derailed... 今天有数人在一列火车出轨时受了伤。 No-one knows why the train derailed. 没人知道火车为什么会脱轨。