名词
中文翻译：自动收割机
同义词：
['self-propelled harvester', 'self-propelled combine harvester']
例句：
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1. The new auto-harvester has greatly improved the efficiency of crop harvesting.
新型自走式收割机大大提高了作物收割的效率。
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2. The farmers used to rely on manual labor for harvesting their crops.
农民过去依赖手工劳动来收割他们的庄稼。
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3. With this auto-harvester, we can quickly collect a large amount of grain without having to spend too much time onthe field.
有了这种自走式收割机，我们可以快速收集大量的谷物，而不必在田间花费太多时间。