design phase

例句：

1. 1. The project's design phase is crucial for its success.
   项目的设计与阶段对于其成功至关重要。
2. 2. During the design phase, engineers need to consider many factors.
   在设计阶段，工程师需要考虑许多因素。
3. 3.The company has already started the design phase of their new product.
   该公司已经开始了新产品的设计阶段。