tripod drill

例句：

1. 1.The engineer used a tripod drill to drill holes in the wall.
   工程师使用三脚架钻机在墙上钻孔。
2. 2.The tripod drill helped me to level the surface of the concrete floor.
   三脚架钻机帮我平整了混凝土地板的表面。
3. 3. The tripod drill was perfect for precision work, such as carving intricate designs into wood.
   三脚架钻机非常适合精确工作，比如在木头上雕刻复杂的图案。