您要查找的是不是：
- They are separating the grains from wheat with a threshing machine. 他们正在用打谷机给小麦脱粒。
- motor threshing machine 动力脱谷机
- This threshing machine can greatly raise the efficiency of labor. 使用这台脱粒机可以大大地提高劳动效率。
- motorized threshing machine 机动脱粒机
- Farmers thresh grain with threshing machines. 农民用脱粒机脱粒。
- Plows and threshing machines are farm implements. 梨和打谷机都是农具。
- There are 9 motor vehicles,6 big or small tractors,3 threshing machines and 12 horse-carts per 100 households. 每百户拥有汽车9辆，大小拖拉机6台，机动脱粒机3台，马车12辆。
- There are 9 motor vehicles, 6 big or small tractors, 3 threshing machines and 12 horse-carts per 100 households. 每百户拥有汽车9辆，大小拖拉机6台，机动脱粒机3台，马车12辆。
- This sewing machine is driven by an electric motor. 这台缝纫机是靠电动机启动的。
- 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。
- Power-saving Research on Centrifugal Fan for Threshing Machine 打叶机风机节能探讨
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- The motor launch was fitting out as a fishing boat. 这艘摩托艇正在装备成渔船。
- The new grinding machine passed all tests. 这台新磨床通过了所有的试验。
- reversal flax threshing machines 翻麻脱粒机
- The tail exhaust pipe of the motor vehicle emitted poisonous smoke. 机动车的尾部排气管排出有毒的浓烟。
- Oil feeds into the machine through this tubing. 油经过这个管子流入机器。
- Remove the motor when you lay up your boat. 船闲置不用时，你要把发动机拆下来。
- Did you get a good trade-in on your sewing machine? 你以旧缝纫机折价换新合算吗？
