Skin color, where you live and how much skin you have exposed all affect how much vitamin D you can produce.
皮肤颜色、生活地点和暴露在外的皮肤面积大小，都会影响你的身体所能产生的维他命D的量。
Although we talked about Vitamin D and sunlight, it can make a huge difference in how you feel if you go to a tanning salon to get some light on your skin.
尽管我们已谈到维生素D和阳光，但是如果你刻意去参加日晒沙龙来摄取阳光到皮肤的话，它会让你感觉到巨大的差别。
Let them remember how they took to the streets on a warm, clear night in Boston or D. C. or Philly, even the small college town of Newark, Delaware.
让他们记得他们是如何在一个温暖，晴朗的夜晚走上波士顿，华盛顿或者费城，即使只是在特拉华州的纽瓦克市上的小小大学城。
I appreciate the folks who come up to me and say, "you know, J."D., I don't know how you do it. I tried to keep a blog for a few months.
我十分感激那些来我博客留言的人们，他们说：“你了解的，J.”D.，我不知道你是怎样实现的，但我也在努力坚持，尝试在几个月的时间里持续更新一个博客。
One of the hardest challenges for creative people — especially those working in units such as R&D, design, or marketing — is how to win top management's support for their ideas.
对于创造性人群——尤其是工作在类似于研发、设计、营销领域——最困难的挑战之一就是如何才能让顶层管理者支持他们的想法。
If businesses, like the pharmaceutical industry, are driven by the need to make a profit, how can we expect them to invest in R&D for diseases of the poor, who have no purchasing power?
如果企业（例如制药企业）一味追逐利润，怎么能指望它们针对缺乏购买力的穷人的疾患投入研发资金呢？
He 'd seen on a TV show how they could match the worn part of the sole to a print.
他曾经看过一个电视节目，讲他们怎样把一个穿坏的鞋底对上一个脚印。
People’s vitamin D levels are influenced by whether they have light or dark skin, where they live, how much time they spend outdoors and by fish and milk consumption.
人体的维生素D水平受多方面因素影响：肤色黑白，生活在那里，有多少时间处于户外及鱼和牛奶的摄入量。
So how much is enough vitamin D?
这样人体要获得多少维他命d才算够了呢？
I "d like to know how you reached your conclusions."
我想知道你们是如何得出结论的。
Even though we talked about Vitamin D and sunlight above, it still canmake a huge difference in how you feel if you go to a tanning salon to get somelight on your skin.
尽管上文我们已将谈到维生素D和阳光，但是如果你刻意去参加日晒沙龙来摄取阳光到皮肤的话，那么会让你感觉到巨大的差别。
Read about oatmeal ice cream from Washington, D. C. , and how to throw a lunch-lady potluck when the kids go back to school, or learn how to make grilled corn with chili-lime butter — yum.
你可以找到华盛顿市燕麦片冰激凌的做法，学到怎么给从学校回来的孩子做一顿午餐小姐式的家常菜，还可以学怎么做酸辣黄油烤玉米——呀，实在太好吃了。
Every individual starts with fitness 1 at point a and can raise its fitness based on how close it gets to point B. Every command "u", "d", "l", or "r" moves up, down, left, or right, respectively.
每个个体从a点开始，并且其适应性为1，然后个体可以根据它与b点的接近程度来增加它的适应性。命令“U”、“D”、“L”或“R”分别代表上移、下移、左移或右移。
D: Hello, Mr. Smith. How are you feeling today?
医生：你好，史密斯先生。今天感觉如何？
To communicate how the service will satisfy user's needs the brown info-block at the right hand at the bottom of the page is used (Desire, d).
为了从交流中获得满足顾客需求的信息，他们运用了网站底端右手方向的棕色信息块(期望，d)。
Father: The school report gives you a D for conduct and an A for courtesy. How did you manage that?
父亲：学校的成绩单上给你的品行分是D，礼貌分是A，你这是怎么搞的？
The second part of a spatial reference system is its projection, which defines how to lay out the Earth surface onto a 2-d surface.
空间引用系统的第二部分是投影，它定义了如何将地球表面放置在2 - d平面上。
The doctors who ran the study tested 307 adolescents to discover how much vitamin D was in their blood.
有医生对307青少年做研究，测定他们的血液的维生素D含量。
Listing 3 shows how to add the -d option to list information about directory entries rather than the contents of directories and also how to list entries for multiple files or directories.
清单3将展示如何添加- d选项以列出有关目录条目的信息，而不是目录的内容，以及如何列出多个文件或目录的条目。
With every new d-day virus targeting Windows, Linux writers wrote about how this would bring them to Linux now.
在每一个新d - day病毒袭击Windows的日子里，Linux作者们写着它现在将如何将人们带到Linux。
where d(n) for a hidden node n, turns on (1) how much n influences any given output node; and (2) how much that output node itself influences the overall error of the net.
其中d(n)是隐藏节点 n 的函数，让我们来看（1）n对任何给出的输出节点有多大影响；（2）输出节点本身对网络整体的误差有多少影响。
These rules are encoded in the update function (see Listing 5), which iterates through the 2-d space to determine how states transition per the defined rules.
这些规则的代码可以在update函数(参见清单5)内找到，它迭代2- d空间以决定根据已定义的规则，状态如何转换。
I didn ' t know how much I ' d like you.
我真的不知道我有多么喜欢你。
The first step in all 3-d printing processes is for software to take cross-sections through the part to be created and calculate how each layer needs to be constructed.
打印的第一步是都是要用软件得到要打印部分的横截面，然后计算出每一层是怎样构成的。
With the success of "Avatar," a cluster of 3-D movies, including "Alice in Wonderland" and "How to Train Your Dragon", are making their mark in Hollywood.
随着电影“阿凡达“的热映，一连串的3D电影也在好莱坞获得不错的成绩，像“爱丽丝梦游仙境”，“驯龙高手”都创造了不凡的票房纪录。
"How to Train Your Dragon," DreamWorks's 3-D adventure, displaced "Alice in Wonderland" as the top film at US and Canadian theaters last weekend, posting $43.3m in ticket sales.
梦工厂出品的3D动画冒险片《驯龙记》取代《爱丽丝梦游仙境》，荣登上周北美票房排行榜榜首，票房收入为4330万美元。
"How to Train Your Dragon," DreamWorks's 3-D adventure, displaced "Alice in Wonderland" as the top film at US and Canadian theaters last weekend, posting $43.3m in ticket sales.
梦工厂出品的3D动画冒险片《驯龙记》取代《爱丽丝梦游仙境》，荣登上周北美票房排行榜榜首，票房收入为4330万美元。
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