forward curve blade

例句：

1. 1.The engineer designed a forward curve blade to improve the efficiency of the machine.
   工程师设计了一种前进曲线刀片，以提高机器的效率。
2. 2. The new model of the car has a forward curve blade that makes it more agile.
   这款新车采用了一种前进曲线刀片，使得它更加灵活。
3. 3.The tool used in this process is a forward curve blade, which helps to cut through tough materials.
   在这个过程中使用的工具是一种前进曲线刀片，有助于切割坚硬的材料。