drill press spindle

例句：

1. 1. The machine tool is used to drill holes in metal.
   这台机床用于在金属上钻孔。
2. 2. The drill spindle is the part that rotates as the drill bit moves through the material.
   钻头主轴是当钻头移动穿过材料时旋转的部分。
3. 3. The drill spindle needs to be aligned correctly for accurate drilling.
   钻头主轴需要正确对齐，以便进行准确的钻孔。