edgewise appliance

例句：

1. 1. This is the first time I've seen a machine that can adjust its own edges.
   这是我第一次看到一台能调整自己边缘的机器。
2. 2.The engineer designed this edgewise appliance to improve efficiency in manufacturing processes.
   工程师设计了这款边缘式装置，以提高制造过程的效率。
3. 3. The edgewise appliance has proven to be an effective tool for cutting through tough materials.
   这种边缘式装置已经证明是一种有效的工具，可以切割硬材料。