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我国林业科学家已经成功地培育出一种比一般枣个儿大一倍多、维生素C含量比猕猴桃高十多倍的新型枣品种——梨枣。
Our forestry scientists have succeeded in cultivating a jujube more than twice the general average, vitamin C content than kiwifruit ten times higher varieties of jujube - pear.