中国是世界上的马铃薯生产大国之一。
China is one of the world's largest potato-producing countries.
中国是最大的马铃薯生产国，但平均产量相对较低。
China is the biggest country to produce potato, but the average yield is relatively low.
中国是最大的马铃薯生产国，但平均产量相对较低。
China is the biggest country to produce potato, but the average yield is relatively low.
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