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When men gain weight they tend to distribute it above the waist, abdominal obesity, or what's called the apple shape.
当男性体重增加,他们的身体趋向于,把脂肪储存在腰间,也就是腹部肥胖,也就是我们所说的苹果形身材
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Current thinking is that women distribute the fat below the waist because it's a fat storage depot for pregnancy and lactation.
流行观点认为女性,把更多脂肪储存在腰以下,是为怀孕和哺乳提供脂肪储存
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Finally, remember myelination, where you sort of get this fatty sheath over your neuron to make it more effective?
最后,回想一下髓鞘的形成,你会在哪里长出脂肪鞘,去包裹神经元,使得神经元更有效率
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Often it's a salt called phosphocholine and so you get a phospholipid that's made of choline and two lipid chains.
它通常是一种叫磷酸胆碱的盐,这样你就得到了一种,由胆碱和两条脂肪链构成的磷脂
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The unsaturated fats are the corn, soy bean, safflower, sunflower, cottonseed oils, and fats that you get from seafood.
不饱和脂肪是从,玉米,大豆,红花,葵花,棉籽油以及海鲜中提取出的脂肪
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So you hear about the Omega-3 fatty acids coming from seafood and these tend to be protective against diseases.
你们应该听过海鲜中提取的ω-3脂肪,这种脂肪能抵御多种疾病
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Fatty acid chains are fat molecules, they behave, if you have a lot of them in solution like oil.
脂肪酸链就是脂肪分子,它们看上去好像,如果你见过富含脂类的溶液,比如油
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New York City took the lead in that and we'll talk about that as a political issue later in the class.
纽约带头取缔了反式脂肪,这件事我们将稍后从政治角度进行讨论
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People in the United States and increasingly in other countries around the world, are eating way too much fat.
美国人,还有越来越多其他国家的人,吃了太多的高脂肪食物
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The mere fact of labeling Trans fat had a big impact on the food industry wanting to take it out.
列出反式脂肪对于食品行业,停止使用反式脂肪有重大影响
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Okay, so if you're underweight your body is depleting its fat stores and therefore that may make you unhealthy.
你的看法是如果体重过轻,身体会把储存的脂肪消耗尽,因此导致了健康问题
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But in certain parts of the country you're not able to eat Trans fats in restaurants because they've been banned.
但在美国的某些地区,你不可能在餐厅吃到反式脂肪的,因为它们被禁售了
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How--how much of a health improvement that represents depends in part on what the restaurant switched the Trans fat for.
人体健康得到多少的改善,部分取决于餐馆把反式脂肪换成了什么
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I'll talk today about protein and then next week, or next class, we'll talk in more detail about carbohydrate and fat.
我们会在今天讨论蛋白质,下节课进一步解释碳水化合物和脂肪
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Today we're going to talk about the two big ones that people are usually concerned with: carbohydrates and fat.
今天我们将讨论人们关心的两个大问题,碳水化合物和脂肪
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So as I said, we'll talk about protein this week a little bit, and then fats and carbs next week.
我说过,我们这周会讨论蛋白质,下周是脂肪和碳水化合物
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There are groups of people who have studied the impact of Trans fats on health for a number of years.
有些人已对反式脂肪,对健康的影响进行了数年的研究
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So that music, the sort of seductive feel that was in this video is how humans feel about fat.
视频音乐传达出的那种诱惑感,很像人类对脂肪的感觉
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Fat has twice the calories per unit weight that protein or carbohydrate sugar has, as a consequence, has the greatest survival value.
单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍,因此,脂肪才是最能维持生存的物质
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Having too much triaglyceride or fat in your blood, the wrong kind of fat in particular, is not considered a good thing.
你的血液里若有太多甘油三酯或其他脂肪,尤其是不良的脂肪,并不是一件好事
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Women tend to distribute the fat in the lower part of the body, below the waist, in what's called a pear shape.
女性则趋向把脂肪储存在下半身,在腰部以下,也就是我们通常所说的梨形身材
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In this case, he's talked about fat and talked about the survival mechanism that's so important for fat.
在这里,他提到脂肪,谈到脂肪对生存机制的重要影响
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If our estimates are off then the hypothesis makes no sense, so maybe there's no relationship between dietary fat and breast cancer.
如果评估是无关联的,那这个假说也就没有意义,那么在膳食脂肪和乳腺癌之间,也许没有任何关系
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Now let's take this information and put it in the context of what a day's fat and calorie intake might be like.
现在让我们把刚才的知识运用到实际中,我们一天脂肪和卡路里摄入量是多少
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But also, switching out the trans fat in another kind of fat doesn't change the calories at all.
同样地,用其它的脂肪来代替,反式脂肪酸不会改变食物的总热量
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It does appear that it's harder to lose the weight below the waist, but there is some mixed research on that as well.
但腰部以下的脂肪似乎更难减掉,关于这点也有一些相应的研究
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There's still plenty of it the food supply, believe me, but some companies have taken them out.
相信我,其实还有很多厂商仍在使用,但有些公司已经将反式脂肪剔除了
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That links to the Trans fat thing and you want -for health reasons it's probably good not to eat too many of those.
这和反式脂肪有关,为健康考虑最好少吃那些食物
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How many grams of fat would you have-- would you say this has and how many calories?
你们认为这种食物有多少克脂肪,含多少卡路里
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Then you can look at the number of calories per --from fat that's offered in the food.
下面能看出食物中有多少热量来自脂肪
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