lead lag network

例句：

1. 1. The leader of the company is expected to make a key decision today.
   公司的领导预计今天做出关键决策。
2. 2. She led the team to victory in the final match.
   她在决赛中带领团队取得了胜利。
3. 3.The teacher led us through the steps to solve the problem.
   老师带领我们一步步解决了这个问题。
4. 1. The project was delayed due to unforeseen technical issues.
   由于未预见到的技术问题，项目被推迟了。
5. 2. The economy is lagging behind other countries in growth rates.
   经济增长率落后于其他国家。
6. 3. The train was late because of heavy traffic on the highway.
   因为高速公路上的交通拥堵，火车晚点了。
7. 1. They are building a new network to connect all the remote areas.
   他们正在建立一个新的网络以连接所有偏远地区。
8. 2. The network is responsible for distributing information across the country.
   这个网络负责在全国范围内分发信息。
9. 3. The network allows users to share files and collaborate on projects.
   这个网络允许用户共享文件并协作完成项目。