从实际的角度来看，这项法律可能难以执行。
照现在的情形，这条法律是难以执行的。
第三，欺骗攻击难以执行。
资源匮乏地区产前筛查难以执行的原因。
Antenatal screening can be difficult to implement in resource poor Settings for a number of reasons.
控制将是非常难以执行。
为什么这些不同处使得音乐片段更难以执行？
Why do these differences make the blocks more difficult to work with?
总是想要识别有用设计元素，避免制定人工难以执行的决策。
Always try to recognize useful design elements, and try to avoid decisions that make it artificially hard to do so.
作为一个后端技术，它是有点难以执行和调试多秒。
Being a back-end technology, it is somewhat harder to implement and debug than PDT.
执行难应当是指按照法律规定应当执行、可以执行的案件难以执行。
The difficulty of execution means that court judgements of cases that should be executed according to law are difficult to execute.
当你发誓要“节约开支”或是“存更多钱”时，精神可嘉，却难以执行。
When we vow to "spend less" and "save more", it's a worthy pursuit, but intangible.
这个测试已提出修改，但它们难以执行日常毒性试验，需要许多动物。
Modifications of this test have been proposed, but they are difficult to perform in routine toxicity testing and require many animals.
然而欧佩克历来难以执行其协议。很难预测该卡特尔最近的举措将会如何影响今年的石油价格。
OPEC has historically had a difficult time enforcing its agreements, however. It is difficult to predict how the cartel's latest move will affect prices this year.
Leo向我们提供了一些聪明的方法，令生活放松，简化，也令节奏放慢，不过你也许仍然感到这些方法难以执行。
Leo has given us some wise ways to relax, simplify, and take life more slowly, but you might still find it tricky to always put these Suggestions to use.
第28条一方当事人因另一方当事人的行为或者其他原因，可能使裁决不能执行或者难以执行的，可以申请财产保全。
Article 28 a party may apply for property preservation if it may become impossible or difficult for the party to implement the award due to an act of the other party or other causes.
第二十六条一方当事人因另一方当事人的行为或者其他原因，可能使裁决不能执行或者难以执行的，可以申请财产保全。
Article 26 One party may apply for property preservation in the event that the conduct of the other party or other causes may result in the failure or difficulty to execute the award.
第二十八条一方当事人因另一方当事人的行为或者其他原因，可能使裁决不能执行或者难以执行的，可以申请财产保全。
Article 28 a party may apply for property preservation if, as the result of an act of the other party or for some other reasons, it appears that an award may be impossible or difficult to enforce.
当摄像机在执行它的神奇的职责时，你就要保持露齿笑，这实在是太让人难以想象了，于是，一种坚定而茫然的凝视成了常态。
The thought of holding a fixed grin as the camera performed its magical duties was too much to contemplate, and so a non-committal blank stare became the norm.
注意：由于内存限制，这个步骤可能难以在单个系统上执行。
Note: This step may be difficult to carry out on a single system because of memory constraints.
当自己发现难以如常执行往常的工作例如不能集中精力于工作任务上或者工作表现结果极差。
You are finding it difficult to carry out everyday activities: for example, you are unable to concentrate on assignments at work, and your job performance is suffering as a result.
那肯定是因为SharePoint经常不“属于”IT部门，顾问难以用一个域用户来执行安装。
It must be because SharePoint is often not "owned" by the it department that they make it hard for a consultant to be able to run setup under a domain admin account.
第二个问题就是在任何重要的样式表执行中都会产生许多注释—这样可能会由于注释太多而难以找到那些您真正感兴趣的注释。
A second worry is the generation of a lot of comments in any nontrivial stylesheet execution — perhaps so many that it would be hard to find the ones you're really interested in.
操作系统可以快速执行和响应程序，对计算机用户来说，这个执行过程难以被注意到的(因为太快了)。这也让我们觉得，操作系统好像同时执行了多道程序。
The operating system can allow execution of multiple programs so quickly that it is virtually unnoticeable to a human user, making it seem as all the programs are running at the same time.
主理合伙人脸上露出难以置信的神情，他马上回答说：“不，他和我决定分开，两个月之后，他去西雅图执行我们西北区的成长战略。”
There was a look of disbelief and a very quick answer: "no, he and I decided at break that he would move to Seattle in two months to implement our growth strategy in the northwest".
对人们来说，不断成功的执行复杂的、步骤众多的流程的目标是非常难以达到的。
This is hard for human beings to achieve continuously when carrying out complex, multi-step processes.
在那儿，也许无法进行制裁，抑或难以全面执行制裁。
现今的大多数XQuery实现执行连结(join)操作的效率很低，即使是一个只涉及几千条记录的简单查询都需要耗费大量的、令人难以接受的处理时间。
Most implementations of XQuery that exist today perform joins so inefficiently that even a simple query involving a few thousand records can take an unacceptable amount of time to process.
现今的大多数XQuery实现执行连结(join)操作的效率很低，即使是一个只涉及几千条记录的简单查询都需要耗费大量的、令人难以接受的处理时间。
Most implementations of XQuery that exist today perform joins so inefficiently that even a simple query involving a few thousand records can take an unacceptable amount of time to process.
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