drill jig for air cylinder

例句：

1. 1. The carpenter used adrill to make holes in the wood.
   木匠用钻在木头上打孔。
2. 2. Thedrill bit was too small for the job.
   钻头太小，不适合这个工作。
3. 3. Theengineer used a drill to test the bolts on the machine.
   工程师用钻来测试机器上的螺栓。