America's battered housing sector also got a dose of encouraging news, with a national index reporting a three percent jump in housing prices in the second quarter of this year.
VOA: standard.2009.08.25
The exception is right there. It's an index error, that is it's trying to do something going beyond the range of what this thing could deal with.
但他事实上抛出一个异常,异常就在这里,这是一个下标错误,它是试图去取超出范围的元素造成的。
Here's a pyramid that was established from the glycemic index, so this would be a little bit different version of the pyramid.
这个金字塔是基于血糖指数建立的,这个版本的食物金字塔有些许不同
So that means this node 1 will have an index of 1.
所以这意味着,这个节点索引值将会为。
Well, the bracket notation means you can index into this variable.
好的,这个括号的意思是你可以,索引这个变量。
The peak--this is the Case-Shiller ten-city index.
这是"科斯-席勒"10城市房价指数
Does this mean that the glycemic index is the healthiest -following this sort of a plan that would come from this -is that the healthiest way to eat?
这是否意味着血糖指数是最健康的指标,遵循基于此的饮食规划,是否就是最健康的饮食呢
Blood sugar goes up more then it does with foods that are low glycemic index foods, and this affects how hungry people are and potentially their health as well.
这个血糖峰值会远远高于那些,血糖指数低的食物所形成的峰值,这个会影响人的饥饿程度,并会不经意地影响人的健康
The glycemic affect is the extent to which this blood sugar effect occurs when people consume certain foods and then the glycemic index is just a number that gets attached to that.
血糖效应从某种程度上讲,是在人们进食,某些食物时出现的血糖波动,血糖指数则仅仅是这一效应的量化体现
The curve for the low glycemic index foods would like this.
低血糖指数的食物的曲线会是这个样子的
First is the body mass index, you're going to see this a lot and you--some of you probably know about it already because it's out there in the popular literature.
首先是体重指数,我们会经常碰到这个概念,你们也许已经知道这个概念了,它经常在科普读物中出现
It says the price index contained this amount of beef, this amount of sheep wool, this amount of sole leather, and this amount of corn; that was the first consumer price index ever used for financial contracts.
指数中包括这些数量的牛肉,这些数量的羊毛,这些数量的鞋底皮,这些数量的玉米,这是在金融合约里出现的,第一个消费者物价指数
And I can obviously do the other direction which is I can say skip to index 2 and all the remaining pieces. This lets me slice out, if you like, the front part or back part or a middle part of the tuple as I go along.
很明显我可以从索引2开始切片,所有剩下的元素,这可以让我2,如果你喜欢我这么说的话,取得元素的前面的或者后面的,或者中间的部分。
But if one's concerned about risk for Diabetes, which many people are, or have a family history of that, this glycemic index approach is not a bad one to pay attention to.
但是对于那些在意糖尿病患病风险,或者有糖尿病家族病史的人来说,这个血糖指数方案是值得关注的
You can go to any one of these times more comfortable, less comfortable, somewhere in between, and the focus of these sections will be on the material cover this week as well as potentially the start of next week and with a focus on problem set 1, which is the second problem set, 0 index which will go out via PDF this weekend.
只要你乐意,上哪堂课都可以,这些课程不仅覆盖了本周的学习内容,也可能囊括了,下周要学习的知识,请大家把注意力集中到我们的第二本习题集--习题集1上,这周末会以PDF格式发布出来。
Now we're going to compare high glycemic index foods with low glycemic index foods, and so the curve of blood sugar with high glycemic index foods, those that create an exaggerated blood sugar response over a period of time might look like this.
现在我们要对高血糖指数的食物和,低血糖指数的食物进行对比,那些高血糖指数食物所形成的曲线,那些会在某段时间内产生过高血糖的食物,所形成的曲线看起来可能就是这样的
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