two-hop-E

例句：

1. 1. The two-hop-E system is a popular choice for beginners.
   双跳系统是初学者的热门选择。
2. 2.During the two-hop-E, we need to focus on our breathing and movement coordination.
   在双跳过程中，我们需要专注于呼吸和动作协调。
3. 3. The two-hop-E is a great way to improve your balance and coordination.
   双跳是一种很好的提高平衡和协调能力的方法。