名词
中文翻译：谷物平地机
同义词：
['grain harrow', 'grain roller', 'grain plough']
例句：
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1. This grainlevelling auger is very efficient at breaking up the soil for planting.
这种谷物平地机在耕作时非常高效，能打破土壤以便播种。
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2.The farmers used to use this type of auger to level their fields before sowing seeds.
农民过去使用这种类型的平地机来平整他们的田地，以便播种种子。
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3. The farmer decided to replace his old auger with a new one because it was not as effective as the new model.
这位农民决定用一台新的机器替换他的旧机器，因为新型号的机器比他原来的更有效。