turbine crown

例句：

1. 1. The turbine crown is the part of a turbine that rotates and turns the blades.
   涡轮机冠状部分是涡轮机旋转并转动叶片的部分。
2. 2.The turbine crown is responsible for generating electricity from the steam generated by the turbine.
   涡轮机冠状部分负责从涡轮机产生的蒸汽中生成电力。
3. 3.The turbine crown is an important component of the turbine system, as it directs the flow of steam to the blades.
   涡轮机冠状部分是涡轮系统的一个重要组成部分，因为它将蒸汽的流动直接引导到叶片上。