研究者还向他们提供了一粒分别含有0.5克、1克与1.5克生姜的胶囊或是一剂安慰剂。

They also were given a capsule containing either 0.5 gram, 1 gram or 1.5 grams of ginger, or a placebo capsule.

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如弗雷德里克•姜所称，投资者正是把宝都押在这点上。

That’s what investors are betting on, says Jiang.

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谢谢里克。我是来自北京电视台的姜华，是“你好世界”的主持人。

Thank you Rick, I'm Jiang Hua from Beijing TV and I'm the host of Hello World.

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