If cycling each day can make you healthier, why not commit yourself to it and have a better life?
如果每天骑自行车可以让你更健康，为什么不承诺每天坚持骑车，过上更健康的生活呢？
It is also the reason why when we try to describe music with words, all we can do is articulate our reactions to it, and not grasp music itself.
这也是为什么当我们试图用语言描述音乐时，我们所能做的只是表达我们对音乐的反应，而不是领会音乐本身。
If it can reduce bleeding in the operating room, doctors wondered, why not in the emergency room?
医生们有些疑惑，如果它能用于手术室减少失血，为什么不能用于急诊室？
If India can have any technology it wants, Iran asks, why not us?
如果印度能拥有他们想要的任何技术，那么伊朗会问，为什么我们不能？
If you can get that level of depth of field for that cheap in order to single out your subjects in your photos, why not go for it?
如果你发现能花这么少的钱来取得这么浅的景深——足以把你的对象在相片中突出，为什么不马上配备一个呢。
I can think of so many reasons why you should love yourself, but here's just one: It is incredibly dull and uninspiring to be around people who do not love themselves.
为什么要爱你自己呢？我可以想出许许多多的原因，这里就有其中的一个：和那些不爱自己的人相处是件无聊而又沮丧的事。
But what is liquidity, why does it suddenly evaporate and what can central Banks and regulators do to ensure that its ebb and flow does not destabilise economies?
为什么它会突然消失？央行和银行管理者怎么样才能保证它的消长不致于造成经济不稳定呢？
Let's take a closer look at the reasons why classic 4gl tools have not been well suited for cloud-based applications and what can be done about it.
我们仔细看看经典4gl工具为何不太适合基于云计算的应用程序的原因以及如何解决这个问题。
I know it can be hard, but you will ultimately die, so why not make the best of your life?
我知道这或许很难，但你最后依然会走向死亡，所以为什么我尽力地好好生活？
Why not plan a trip to another country, and make it your goal to learn enough of the language before going, so that you can communicate and really enjoy your stay?
为什么不做一个去外国旅游一次的计划？把去之前学会够用的语言定为目标，这样你就能沟通并真正享受你的旅行。
You can show that if you put a detector on either slit the wave probability function changes but that not explaining why it happens, its just saying this is the way it does happen.
可以向别人展示，如果在任何一条缝旁边放一个检测器，波概率函数会发生变化，但是那并不能解释为什么会发生，它只告诉人们变化就是这样产生的。
In flames: I don't really know how to do this safely, but if you can figure it out, why not write them a message in flames?
火焰：我还不知道怎样才能安全的做到，不过如果你能想到办法，为什么不用火焰给她写一句话呢？
I can talk for hours about why it is important to forget about your work while you are resting, but deep down you do not need any convincing.
关于为什么在休息的时候抛开工作是如此的关键，我可以给出一大堆论证，不过实际上，你并不需要什么论证。
While it can be helpful to explain why you were let go over others whose jobs were not eliminated, save those details for the interview and use the cover letter to describe your strengths.
向对方解释为什么是你而不是别人遭到解雇没什么不好，不过这些细节还是留到面试时再说，在求职信中只需强调你的优势就可以了。
That may be one reason why the momentum effect has not been arbitraged away: it can go horribly wrong.
这可能是势头效应没有被套利的原因之一：势头有可能变得特别糟糕。
Now of course there is much more that can be done in this TAB of the preferences window. So why not take advantage while you have it open?
当然，在这个选项窗口我们还可以做的更多，既然已经打开了，为什么不再做点有意义的事呢？
Cameron, yet again, has set a new high-bar, for not only what can be done on the movie screen but also why it should be done.
卡梅伦再树立了新的里程碑，不仅可以在电影屏幕做到什么，还有为什么可以这样做。
However, if your Plan B is something you’re passionate about and you feel you can do it better than most and make a living at it, why not give it all you’ve got?
然而，如果你的B计划让你充满激情，而你同时又感觉你能比大多数人做的更好，且能以之谋生的话，为什么不放手一搏呢？
Why not build the same HTML documentation available on corporate intranets and distribute it to developers in the form of help that can be accessed easily from the IDE, indexed, and searched?
为什么不构建可在公司内部网中获得的相同HTML文档并以能够通过IDE、索引和搜索轻松地访问到的帮助形式将其分发给开发人员？
Yes... When you think about getting there, and it can be very expensive and time-consuming, why not camp out in your own back yard?
但当你一想到要去那里，可能花费不菲而且耗费时间，为啥不就在自家的后院扎营呢？
If you can afford it, why not pack your bags and set off on another experience - a "gap year" - to discover the world and learn about yourself in the process?
既然如此，若经济情况允许，何不背上行囊来开始另一种人生体验——“空档年”呢？在此过程中，你既能探索世界，又能更好地了解自我。
That it does not perhaps explains a bit of why the ministry's credit rating can be so high.
也许这也能多少解释为什么铁道部的信用评级如此之高吧。
If you think about each of them - grip, stance, posture, and alignment - you can imagine why it was that I did not hit too many golf balls in that first lesson.
如果你想像其中的每一步——握杆、站位、姿势、调整——你就想象到为何在第一次课上我并没有打太多的球。
In an odd number division, it does not retain the decimal part; this is why it can be used to test for an odd number.
在奇数除法中，它不会保留小数部分，这就是它可用于测试奇数的原因。
I mean we can, we can sort of understand why OK, the total energy, if we measure it, we measure a process which is not reversible.
例如我们易于理解为什么，当试图测量一个不可逆系统的总能量，给出的或许。
So why not give it a go and see how the GDS can support increased hotel distribution.
那么，何不尝试一下，看看GDS能够如何提高酒店分销？
Why is it that so many of us can sing the theme song to Gilligan's Island but not all of the words to the Star-Spangled Banner?
为什么我们很多人会唱吉利根岛屿的主题歌，却不会唱美国的国歌呢？
Can you see why it might not be "cute" for our 8-12 year olds to be boy crazy or to have multiple boyfriends while they are still in the fourth grade?
一个8至12岁仍在四年级的男孩或同时交往多个男友的女孩并不“可爱”，知道为什么吗？
Yes, they can send and receive e-mail, but why have a tiny keyboard when you do not need it for most of the phone's other functions?
它们的确可以收发邮件，不过为什么要有一个大多时候用不到的小型键盘?
Yes, they can send and receive e-mail, but why have a tiny keyboard when you do not need it for most of the phone's other functions?
它们的确可以收发邮件，不过为什么要有一个大多时候用不到的小型键盘?
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