integrally forged cylinder

例句：

1. 1. The engineer designed the machine with an integrally forged cylinder.
   这位工程师设计的机器有一个整体锻造的圆柱体。
2. 2. The car has a unique integrally forged cylinder that makes it more efficient.
   这辆车有一个独特的整体锻造的圆柱体，使得它更加高效。
3. 3.The scientist found a way to make the integrally forged cylinder stronger and lighter.
   这位科学家找到了一种方法，使整体锻造的圆柱体更强壮、更轻。