two-stage

例句：

1. 1. The project is divided into two stages for better planning.
   这个项目分为两个阶段进行更好的规划。
2. 2. The company has implemented a two-stage process to improve efficiency.
   该公司实施了一个两阶段过程来提高效率。
3. 3. The two-stage approach to solving the problem is effective.
   解决这一问题的两阶段方法很有效。