您要查找的是不是：
- agriculture and forestry machine 农林机械
- In view of the structure characteristics of forestry machinery, security index of forestry machines can be improved using ergonomics principle. 针对林业机械的结构特点，应用人机工程学原理提高林业机械的安全性指标。
- Forestry appertains to geography. 森林学和地理学有关。
- 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。
- Very little forestry is left unexplored nowadays. 如今尚未开采的森林是少之又少了。
- The covering of forestry in our town is 60 percent. 我们镇的森林覆盖率是百分之六十。
- The new grinding machine passed all tests. 这台新磨床通过了所有的试验。
- Forestry has advanced with exceptional speed. 植树造林以罕见的速度得到了发展。
- 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。
- Have oiled the machine, he begin to run it. 他把机器上了油之后便开始开动。
- Oil the moving parts of this machine regularly. 要定期给这部机器的运转部件上油。
- The machine started up with a roar. 机器一声轰鸣开动了。
