drill hand

例句：

1. 1. The engineer was assigned to thetask of drilling a hole in thewall.
   工程师被分配到的任务是在墙上钻孔。
2. 2. The drill hand carefully adjusted the angleof the drill bit to avoid hitting anynearby objects.
   钻头手小心翼翼地调整钻头的角度，以避免撞到附近的物体。
3. 3. Thedrill hand had to be very precise withits movements to ensure the hole was deepand straight.
   钻头手必须非常精确地移动，以确保孔深且直。