1.I was helping father on the winnower. It was right then I got the idea. I could whack a chunk off the end of that bar of chocolate.
我在帮爸爸扬谷,这时我突然有了个主意,我可以从那块巧克力的一头敲下一块来。
2.combined winnower and grader with rotary screen
旋转筛联合风选分级机