south eggs and north eggs
技术文摘 关键词:南北方鸡蛋，各壳系鸡蛋，洋鸡蛋，土鸡蛋，营养差异 [gap=1170]Key words：south eggs and north eggs；eggs with different eggshells；organic eggs；feed eggs；nutrition difference ..
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south eggs and north eggs
南蛋和北蛋
以上为机器翻译结果，长、整句建议使用 人工翻译 。