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Next time your child asks why they have to eat broccoli, you can give them the reason – thanks to scientists who made people eat it every day for three months. 下次，你的孩子问为什么他们要吃花椰菜，你就可以给他们解释理由了。多亏科学家们做的这项研究让志愿者每天都吃西兰花，坚持吃三个月的时间，得出了研究结论，给出了问题的答案。 They discovered that a chemical found solely in the vegetable helps maintain the health of the tiny "batteries" which power the body’s cells. 他们仅在西兰花这种蔬菜中发现一种类似小“电池”功能的化学物质，它有助于保持细胞的健康。 This, it is thought, helps ward off health problems including cancer and heart disease. 他们认为这种蔬菜有助于抵御包括癌症和心脏病这类健康问题。 Scientists from the Institute of Food Research in Norwich ran detailed blood tests on men and women before and after they ate the vegetable. 诺维奇食品研究所的科学家对吃了西兰花这种蔬菜前后的男性和女性做了详细的血液测试。 Nineteen volunteers ate 400g of broccoli a week – three florets a day – alongside their normal food for three months. 第一组的19名志愿者一周吃了400克西兰花。除了正常饭菜外，每天都吃三小朵西兰花。这样坚持吃了三个月， | 
