马的跳跃

例句：

1. 1. The dog jumped over the fence excitedly.
   狗兴奋地跳过了篱笆。
2. 2. She jumped at the unexpected news.
   她对意外的消息感到惊讶。
3. 3. He jumped into the pool to cool off after a long day.
   他在一天工作后跳进池子里降温。