那将是一个困难的尝试。
如果他试图做一些困难的事情，他会不断地尝试，直到他学会如何去做。
If he tried to do something difficult, he kept trying over and over again until he learned how to do it.
打算把该项裁决扩展到其它温室气体排放源的尝试会非常困难，肯定会面对诸多法律难题。
Attempts to extend it to other sources of greenhouse gases may prove more difficult and would almost certainly face challenges in court.
如果你发现简化那些平时的习惯很困难，试着尝试一下。
If you find it difficult to simplify the "normal" way, give it a try.
尝试使用SQL来进行这种操作是非常困难的。
(顺便说一下，那不是一个聪明的想法——你应该在练习数年后再尝试马拉松训练，否则的话，对你来说，那将是一件非常非常困难的事)。
Btw, that's not the brightest idea - you should run for a couple years before attempting marathon training, or it'll be much, much more difficult for you.
虽然这个做法不错，但对于尝试以这种方式构建应用程序的开发人员却有些困难。
While this is a good practice, it might be a hardship to developers trying to build applications in this manner.
但是很多时候，善意的人们会劝阻朋友尝试一些困难但能实现的事情。
But a lot of the time, well-meaning people will discourage friends from trying something that's difficult but achievable.
加密的要点是使获取敏感数据变得非常困难，以致黑客不再尝试攻击，或尝试攻击失败后离去。
The point of all this work is to make it so difficult to get at sensitive data that hackers don't even try, or they move on after a few failed attempts.
第二篇则尝试回答困难点的问题：对那些部分自由(如摩洛哥和约旦)或根本不自由的国家(如叙利亚和阿尔及利亚)该采取何种做法？
The second will try to answer the harder questions: what to do about countries that have liberalised only partly (eg, Morocco and Jordan) or hardly at all (eg, Syria and Algeria).
每一天，我们都会面对障碍，迷惑，困难的事务，还有有时候被迫去尝试和领悟一些看起来像a，但是实际上是1的事情（没理解这里）。
Everyday we face obstacles, mazes, difficult formulations, and sometimes are forced to try and comprehend something that looks like a, but actually means 1.
如果没有事情似乎在错误的时间发生，那么尝试弄清跟踪数据中发生了什么是相当困难的。
Trying to work out what is going on in trace is hard enough without things appearing to occur at the wrong time.
毕竟，当我们自欺和欺人的时候，我们会使得包围着我们，令我们尝试去决定什么是确实的在我们自身内部和周围发生的固有困难在不断的倍增。
After all, when we lie to ourselves and to others, we multiply a thousand fold the inherent difficulties we have trying to determine what is actually going on inside us and around us.
我们看着那些奖杯和所要面对的比赛。 显然在所有的比赛中都保持竞争力是很困难，所以我们要现实一些，尝试去赢得其中的一个或两个奖杯。
We look at the trophies and the competitions we’re in and it’s so difficult to compete in all of the tournaments so you need to be realistic and try and win one or two.
如果科学家们知道该如何叙事的话，他们应该尝试向公众讲述这种类型的故事，我觉得科学家们需要克服的就是这样的困难。
And scientists can tell those kinds of stories if they know how and they try. And this is one of those challenges I think we as scientists need to beat.
有些人受到帮助去尝试着学习怎么用他们正常的口音去说话，但这可能会是一个非常困难的过程。
Some people get help to try learn how to speak in their usual accent again, but it can be a difficult process.
其他厂家也曾经尝试推出这种梦幻设备，但是他们都没能克服一个问题：屏幕输入很困难，而手写识别率低的可怜。
Others have built such a dream device, but none has yet overcome the problem of input: typing on a screen is difficult and handwriting recognition has never really worked.
每周或每月尝试找出最佳的那些应用程序和网站可能困难了些，尤其是考虑到鱼龙混杂如此之多的情形。
Trying to find the best ones each week or month can be tough, especially considering how many come out that aren’t that great.
如果你入睡有困难，你可以尝试用些天然的催眠剂（例如熏衣草茶）来帮助你放松。
If you are having problems falling asleep, you can try using natural sleep aids (such as Valerian or Chamomile tea) in order to help you relax.
再有一次，卡门先生有很多困难在他试图尝试用一种成功的原型一个想法到一个成功的产品预期。
Once again, Mr Kamen has had more trouble than he anticipated in trying to take an idea from a successful prototype to a successful product.
即使测试每个孤立选项值都是相当困难的，多数栈不会去尝试。
Even testing each possible option value in isolation is difficult, and most stacks don't try.
但是即使用了单体，管理状态也是困难的——所以不要尝试这样做。
But even with monads, managing state is difficult — so don't try.
无论多么努力地尝试，使此类引导代码优雅、干净、易读也是非常困难的。
However hard you try, it's difficult to make this kind of bootstrapping code neat, tidy, and easy to read.
所有这些问题，我希望你们能在本周的小组讨论时讨论，如果要写论文，请尝试在论文中回答一些困难的问题。
All of those questions I hope you'll talk about in your discussion groups later this week, and if you're writing papers, push yourself to answer some big questions in your papers.
但是尝试用量子引力子解决两个物体之间的万有引力，你很快会遇到困难——每种计算的答案都是无穷大量。
Try and work out the gravitational force between two objects in terms of a quantum graviton, however, and you quickly run into trouble-the answer to every calculation is infinity.
非盈利组织常常面临困难的挑战-从匮乏的数据、欠缺的预算到人手不足-哪怕它们仅仅只是想尝试跟上变化的科技和趋势，以及那些业内的同行们。
Organizations face difficult challenges - from insufficient data and lean budgets to overworked staffs - just trying to keep up with changing technologies and trends, and with the rest of the sector.
非盈利组织常常面临困难的挑战-从匮乏的数据、欠缺的预算到人手不足-哪怕它们仅仅只是想尝试跟上变化的科技和趋势，以及那些业内的同行们。
Organizations face difficult challenges - from insufficient data and lean budgets to overworked staffs - just trying to keep up with changing technologies and trends, and with the rest of the sector.
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