资料图 土豆——超级食物

　　Potatoes can be made healthier simply by zapping them with ultrasound or electricity, said scientists from Obihiro University of Agriculture and Veterinary medicine in Japan.

　　近来，日本带广畜产大学的科学家宣称，只要用超声波或电流击打土豆，就能使土豆变得更加有益健康。

　　The team of scientists built a laboratory '"torture chamber'" where they could subject spuds to high frequency ultrasonic sound waves or mild electric shocks. The treatment almost doubled the levels of some antioxidants in the potatoes.

　　科学研究小组建立了“酷刑小屋”实验室，在实验室里研究人员用高频率的超声波和轻度电流击打土豆，结果显示一些土豆的抗氧化剂差不多增加了两倍。

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资料图 土豆被电击

　　Scientists believe the technique could be widely applied in the future, which could one day turn spuds into one of nature's "superfoods".

　　科学家深信这种技术将来能得到广泛应用 ，而且这种技术可未来土豆将由此变成自然界的一种“超级食物”。