streamline section

例句：

1. 1. Thenew bridge is designed to have a streamlined section for efficient transportation.
   这座新桥的设计是为了拥有一个流线型的截面，以便于交通的高效运行。
2. 2. The engineercarefully analyzed the streamline section of themachine to ensure its stability.
   工程师仔细分析了机器的流线型截面，以确保其稳定性。
3. 3. The design of the building'sstreamline section was inspired by nature's beauty.
   建筑的流线型截面设计受到了自然界之美的启发。