stepladder stage

例句：

1. 1.The company's growth has been a stepladder stage of development.
   公司的增长是一个阶梯式的发展。
2. 2. During the initial stages, we needed to focus on building a strong foundation.
   在初期阶段，我们需要专注于建立坚实的基础。
3. 3. The project is in its second stepladder stage, and we need to make sure everything is running smoothly.
   该项目处于第二个阶梯式阶段，我们需要确保一切运行顺畅。