cone-to-cylinder junction

例句：

1. 1. The design of the newcar features a unique cone-to-cylinder junction that enhancesfuel efficiency.
   这款新车的设计独特，具有一个圆锥形到圆柱形的连接处，提高了燃油效率。
2. 2. Theengineer made a cone-to-cylinderjunction to connect two pipes together.
   工程师做了一个圆锥形到圆柱形的连接处，将两根管子连接在一起。
3. 3. Thecone-to-cylinderjunction is crucial for the smooth operation ofthe machine.
   圆锥形到圆柱形的连接处对于机器的平稳运行至关重要。