您要查找的是不是：
- reciprocating spading machine 往复式铲掘机
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- The uses of this machine are manifold. 这台机器有多种用途。
- He was digging potatoes with a spade. 他正在用铁锹挖马铃薯。
- He's not afraid to call a spade a spade. 他不怕直言不讳。
- Clods of soil stuck to the spade. 土块黏在铁铲上。
- The new grinding machine passed all tests. 这台新磨床通过了所有的试验。
- Oil feeds into the machine through this tubing. 油经过这个管子流入机器。
- Did you get a good trade-in on your sewing machine? 你以旧缝纫机折价换新合算吗？
- You may stop the machine by pushing this button. 按下这个按钮你就可以关掉这个机器。
- Just press the button and the machine will start. 只要一按电钮，机器就会开动。
- The machine cast up a big heap of earth. 机器卷起了一大堆泥土。
- The machine feeds back everything you need to know. 这架机器可以把你所需要知道的全部材料再提供出来。
- The machine is used to rip up the documents. 这台机器使用来搅碎旧布并为织出新布提供纤维的。
- The machine stops and starts at a touch. 这机器一触即可停止或开动。
- Just give him a bucket and spade and he's in seventh heaven! 只要给他一个桶子和一把铲子，他就高兴极了！
- Have oiled the machine, he begin to run it. 他把机器上了油之后便开始开动。
- Bob, who had no intention of working, leaned lazily on his spade. 鲍伯不想干活,懒洋洋地倚在铁铲上。
- Oil the moving parts of this machine regularly. 要定期给这部机器的运转部件上油。
- We dig some pits with a spade before planting the trees. 种树前，我们先用铁锹挖了些坑。
