Some to make hay, dilly, dilly, some to thresh corn.
一些铲干草，一些打玉米。
In some villages farmers use a machine to thresh wheat.
在一些村子里，农民用机器来打麦。
It was a innovation to design press thresh mechanism by simulating field roll, the relevant report of those has not seen at home and abroad.
模拟场上碾压脱粒的压送式脱粒装置，在国内外未见相关报道，具有一定的创新性。
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