動詞 startle:

1. to stimulate to action
   同義詞：startle, galvanize, galvanise
2. move or jump suddenly, as if in surprise or alarm
   同義詞：startle, jump, start

形容詞 startling:

1. so remarkably different or sudden as to cause momentary shock or alarm

1. Something, such as a startling or shocking piece of news, that is similar to a crash of thunder in suddenness or violence.
   晴天霹靂似的消息或事件如驚人的消息等在突然性和猛烈性方面與一聲響雷相似的東西
2. He describes the scene with startling reality.
   他對那景象的描述逼真得令人驚訝。
3. That is a startling disclosure of police brutality.
   那是一個揭發(fā)警察暴行的驚人消息。