These rules are another way to help keep the blood supply pure.

这些规则是帮助保持血液供应纯净的另一种方式。

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All of the research shows tomatoes are indeed pure heart and blood food.

所有的研究显示，西红柿确实是单纯的心脏和血液的食物。

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All of the research shows tomatoes are indeed pure heart and blood food.

所有的研究显示，西红柿确实是单纯的心脏和血液的食物。

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