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Chocolate makers have their own special recipes in which they combine chocolate liquor with exact amounts of sugar, milk and cocoa fat.
VOA: special.2010.02.17
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When people are eating foods that are too high in fat and sugar and they eat these foods consistently, and have other bad nutrients like trans fats, a lot of bad things happen to the body.
如果人长时间吃,高糖高脂肪的,并含有不良成分如反式脂肪酸的食品,身体就会出现许多不好的反应
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People need fat, and they need sugar, and they need variety--at least what their brain thinks.
人类需要脂肪和糖类,需要各种物质,至少大脑是这么认为的
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"Just like eating a high fat diet can increase your levels of triglycerides and cholesterol, eating sugar can also affect those same lipids."
VOA: standard.2010.04.25
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We talked about the strong biological drive in the last class for sugar, fat, and variety.
我们上次课探讨过对于追求,糖类,脂肪之类的强大生物驱动力
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A Happy Meal that includes a cheeseburger,French fries, and a soda contains half a day's worth of calories and saturated fat, along with nearly a day's worth of sodium, and two day's worth of sugar.
VOA: standard.2010.06.24
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And when you start jamming sugar and fat into things, the calories add up really fast.
而且当人们向食品中添加糖和脂肪时,卡路里含量猛增
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Dr.Miriam Vos and public health nurse Jean Welsh at Emory University collaborated in a study that shows eating a lot of sugar can increase your cholesterol and triglycerides which make up body fat also known as lipids.
VOA: standard.2010.04.25
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So this--the seeking out fat, sugar, and variety is a highly evolved, adaptive evolutionary trait.
脂肪,糖以及饮食的多样性的与,适应进化的特性是分不开的
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Doesn't it make sense then that being sedentary and seeking out high fat, high sugar, high calorie foods has become a priority woven into our biology?
我们的生物学天性,即静养至上,寻求高脂高糖高热量的饮食,是有一定的道理的
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What better mimics modern human conditions than fat, than sugar, and variety?
除了讨论脂肪,糖,和混合食物,怎样才能更好地模拟现代人的饮食情况呢
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Things that are high in fat and then high in sugar too like ice cream, become very appealing to individuals and so these foods become incredibly powerful for people.
这些高脂肪,高热量的食物,比如冰淇淋,人们就无法拒绝它的诱惑,这些食物有着不可估量的吸引力
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The calorie density has changed because food is processed, so the calories in the fat and the sugar that can get squeezed into things made possible by technological changes has shifted things a lot.
食品经过加工,热量密度发生了变化,添加到食品中的脂肪和糖类,其卡路里含量可通过技术手段进行调整,进而造成很大不同
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If you look at certain parts of this, like fat and added sugar, you have 5% is the recommended amount of sugar and fat added to food, but the actual amount is between the sugar and the fat put together is 48%.
如果你仔细看看某些部分,比如脂肪和额外糖分这项,食物中添加脂肪和糖的推荐量5%,而实际添加量,二者合计是48%
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If you change the animal's environment and you give it access to these sort of foods, and these are the pictures that I showed in the first class, and you remember I asked you what constituents of this diet promoted obesity and you said it was fat, sugar, and variety that was correct.
如果你改变动物所在环境,再给它们这些食物,这些图片我们在第一课见到过,我问过这些食物中哪些成分使人发胖,你们说脂肪,糖和其他成分,没错
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Because humans want to eat a lot, they want to bank their calories, they want to seek out foods that are high in sugar, fat, and variety, and if those are available then they're going to be eaten and we've got problems.
人们想要多吃,需要储存能量,人们一直在寻找高糖高脂的食物,如果找到,他们就会全部吃掉,然后我们就有麻烦了
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So the fact is those lab animals have a hard-wired preference for foods that are high in fat and high in sugar, primarily because of the energy density that those foods bring to one, and then the variety is important because you get a mix of nutrients.
事实上 实验动物对高脂肪高糖的食物,有着强烈的偏爱,而这种爱基于,该类食物能给我们提供高能量,多样性很重要,因为你能摄取多种营养
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If you have a brain, and a body, and a metabolism that wants calories, it wants fat, it wants sugar, it wants a broad variety of food so you can survive, that would be good if you lived in certain parts of the world today.
如果你有大脑,有身体,有新陈代谢,这些都需要能量,就需要脂肪,需要糖,需要极其多样食物,你才能活下来,世界上只有部分地区可以保证这些
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