So what are the stumbling blocks?
那么，障碍是什么呢？
One of the stumbling blocks in the Doha round, for example, was "preference erosion".
举个例子，阻碍多哈会议进程的一个绊脚石就是“优惠侵蚀”。
One of the biggest stumbling blocks to all well laid strategic plans is time and money.
对所有优良的战略计划来说最大的绊脚石就是时间和金钱。
In many cases, resizing operations can proceed smoothly; however, numerous stumbling blocks can cause problems for the unwary, or even for those who take adequate precautions.
很多情况下，调整操作一般都很顺利，然而，许多障碍都是粗心大意引起的，甚至对那些已经做了充分准备的人也不能避免。
"This could help remove one of the biggest stumbling blocks we face in producing these drugs," said Chilkoti.
齐库提说，在生产药物时面临的一项巨大阻碍可以因此而消除。
One of the stumbling blocks in the Doha round, for example, was “preference erosion”.
举例说明，阻碍多哈会议进程的一个绊脚石就是“优惠侵蚀”。
"One of the biggest and most difficult stumbling blocks at this point is Russia, frankly," says Harvard's Matthew Bunn.
“坦率地说，在这一点上，最大和最困难的障碍之一就是俄罗斯，”哈佛的马修·邦恩说。
SOA has been touted as a possible solution to these stumbling blocks that often prevent IT to deliver the value that the business requires.
以上问题都是常常妨碍IT给业务需求提供价值的绊脚石，而SOA则被吹捧成是它们的解决之道。
For example, the stumbling blocks in a software development organization usually have to do with communication between development disciplines.
例如，软件开发组织的绊脚石经常是在开发流程之间进行通讯。
In the cases of Dongtan and Huangbaiyu, the stumbling blocks encountered were not inevitable, and lessons for the future can be gleaned in examining the projects' fate.
在东滩和黄柏裕的案例中，遇到的困难并不是不可避免的，可以通过审察项目的命运来为未来总结教训。
Cortisol is a hormone linked to high stress levels, so anything you can do to limit cortisol production will help you to deal with the stumbling blocks that life puts in your way.
皮质醇是与高压力有关的激素，所以只要减少皮质醇的分泌，意味着，你能更好面对人生道路上的风风雨雨。
The 17-year-old competition has helped identify common stumbling blocks in protein-shape prediction and focus research efforts, its founders have said.
比赛发起者说，历时17年的比赛已经帮助找到了影响蛋白结构预测的常见障碍，并且还有集思广益的效果。
Many stumbling blocks remain, however, including the added costs of filming and broadcasting 3-d images.
当然还有很多障碍，包括增加电影和播出三维影象的预算。
Mapping is the heart of what NHibernate does, and it presents the greatest stumbling blocks for beginners.
映射是NHibernate的核心，而且配置也给初学者一个很大的绊脚石。
To achieve a happier life, it's necessary to overcome some stumbling blocks, three of which are.
要想得到更幸福的生活，就必须搬走一些绊脚石，其中三个就是。
To achieve a happy life, it's necessary to overcome some stumbling blocks, three of which are: comparing with others; pursuing perfection and complaining all the time.
要想获得幸福的生活，需要克服一些障碍，其中的三个是：与人攀比，追求完美和抱怨不休。
One of the secrets of life is to make stepping stones out of stumbling blocks.
生活的一大秘诀就是怎样把拦路石变成向上攀登的台阶。
The obstacles, setbacks, and stumbling blocks are an anticipated aspect of any journey.
障碍、挫折和绊脚石在任何旅途上都会出现。
These are stumbling blocks to our scheme.
冠词和介词是初学英语者的绊脚石。
All Israeli settlements in the West Bank are viewed as stumbling blocks to peace efforts.
约旦河西岸所有以色列定居点都被认为是和平努力的绊脚石。
One lf the secrets of life is to make stepping stones out of stumbling blocks .
生活的一大秘密就是把拦路石变成向上攀登的石阶。
Next, we bring you another story about a person who has turned life's stumbling blocks into stepping stones.
接下来，我们带来一个缝纫老师将人生中的绊脚石化为垫脚石的故事。
But this paper is rather unconventional and attempts to dig out the actual problems and stumbling blocks that hamper the process of delivering services to customers.
本文别出心裁地尝试发掘出对顾客之宅配服务流程中有所妨碍的实务疑难问题及绊脚石。
To achieve a happy life, it's necessary to overcome some stumbling blocks, three of which are.
要想获得幸福的生活，需要克服一些障碍，其中的三个是。
Talk about stumbling blocks. About confidentiality. How do you close the relationship if it doesn't work out?
共同讨论一下双方将面临的障碍、保密性问题，以及万一没能达到预期效果，如何终止双方的关系等？
What 's more, no one can deny another fact that self-confidence gives us light when we walk in the dark and courage when we face stumbling blocks.
再者，没有人能否认这样一个事实，当我们游走在黑暗时，自信能能给予我们光明，当我们遭遇不顺时，自信能给予我们勇气。
Articles and prepositions are stumbling blocks to the beginners of English.
冠词和介系词对英文初学者来说是个绊脚石。
What's more, no one can deny another fact that self-confidence gives us light when we walk in the dark and courage when we face stumbling blocks.
再者，没有人能否认这样一个事实，当我们游走在黑暗时，自信能能给予我们光明，当我们遭遇不顺时，自信能给予我们勇气。
What's more, no one can deny another fact that self-confidence gives us light when we walk in the dark and courage when we face stumbling blocks.
再者，没有人能否认这样一个事实，当我们游走在黑暗时，自信能能给予我们光明，当我们遭遇不顺时，自信能给予我们勇气。
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