这项研究选取了表现出倒流症状的12名男性和8名女性，此前他们均接受了药物治疗而不见疗效。在连续两周的时间内，他们都保持低酸饮食状态，所有pH值低于5的食物和饮料都被排除在外。

In the study, 12 men and 8 women with reflux symptoms who hadn't responded to medication were put on a low-acid diet for two weeks, eliminating all foods and beverages with a pH lower than 5.

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第20行的目标函数要对食物的总体成本实现最小化，该值是每个决策变量(食物数量)乘以每单位食物成本的结果。

The objective function on line 20 minimizes the total food cost as the total of each decision variable (amount of food) multiplied by that food's cost per unit.

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并以此为其进食的卡路里基准值，在三个月的时间内逐渐减少食物，直到减少到基准值的30%。

It then had the calorific value of this baseline diet cut, in three monthly tranches, until it had been reduced by a total of 30%.

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Then at the end of the day what you'll get is something that looks like this which will be a whole day's worth of food intake and then this is what I'd like you to print out and then write about in your concept sheets.

一天结束后你就会得到,类似这样的一天食物摄入值,这就是我希望你们打印出来的,并且在你们观点报告中谈论的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

You may know that there are big fights being waged around the country now between governments that want restaurants to put calories on their labels -not on labels but on the restaurant menus, or on the menu boards in the restaurant, and the restaurant industry doesn't want this at all.

你们或许知道在政府与餐饮业间,正在进行一场大争斗,政府要求餐馆将食物的热量值写在标签上,不是标签而是餐馆菜单或菜单板上,而餐饮业很不愿意这样做

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选