The legislation will be difficult to enforce.
这一法规将难以实施。
In practical terms this law may be difficult to enforce.
从实际的角度来看，这项法律可能难以执行。
He had got himself into a hole and it was going to be difficult to get out of it.
他使自己陷入了困境，难以摆脱。
There are no buses or trains here, so it can be difficult to get around without a car.
这里没有公交车和火车，所以没有汽车就很难出行。
It can be difficult to see yourself from the outside, but knowing who you are, namely self-awareness, can help you understand feelings and make friendships closer.
从外界认识自己是很难的，但是知道自己是谁，也就是拥有自我意识，可以帮助你理解感情，拉近友谊。
However, some scientists think although we can make robots move like people, it will be difficult to make them really think like a human.
然而，一些科学家认为，虽然我们可以让机器人像人一样行动，但却很难让它们真正地像人一样思考。
Talking about a previous job negatively raises concerns that you might be difficult to manage, or you might be someone that blames management for your own poor performance.
消极地谈论上一份工作会让雇主担心可能会很难管理你，或者担心你可能是一个表现不佳却责备管理人员的人。
Now, even though it may be difficult to understand how a huge mass of ice can move—or flow, it's another word for it—it's really no secret that glaciers flow because of gravity.
如今，即使想要知道一大块冰如何移动——或换个词讲，漂浮——是非常困难的，但众所周知冰川漂浮是由于重力。
Considering your responsibilities, it may be difficult to add another commitment to your schedule.
考虑到你的各项责任，在你的时间表上增加另一项委托可能有难度。
Some scientists believe it will be difficult to make robots really think like a human.
一些科学家认为，要让机器人真正像人类一样思考是很困难的。
For shy people, it can be difficult to make friends, speak in class, and even get a good job.
对于害羞的人来说，交朋友、在课堂上发言、甚至找到一份好工作都很困难。
In most cases, it will be difficult to rank the results uniformly.
在大多数情况下，很难以统一的方式对结果进行排序。
Qualitative probability (low, high) values can be difficult to quantify.
定性的可能性(低，高)值非常难以量化。
Human cases of H5N1 may be difficult to distinguish from other illnesses.
H5N1型人类病例很难与其他疾病相区别。
Over the next few months, however, that tactic will be difficult to sustain.
然而在接下去的几个月这个策略将很难维持下去。
Why this is a mistake: Bad habits can be difficult to train out of a pet.
错误原因：宠物一旦沾染上坏习惯就很再难改过来。
The outbreaks will be difficult to detect and control in rural backyard flocks.
在农家后院的鸡群中发现和控制禽流感暴发将是极为困难的。
The database can log some activities, but logs can be difficult to analyze.
虽然数据库可以用日志记录某些活动，但是日志的分析比较困难。
It would be difficult to imagine a room more infused with the glory of German culture.
难以想象，就是这样一间小屋，竟被德国文化巨匠的光环笼罩，显得熠熠生辉。
In fact, you can use code metrics to easily spot code that might be difficult to maintain.
实际上，可以用代码度量很容易地找出可能难以维护的代码。
Mostly it is good; sometimes it can be difficult to handle, of course, for young people.
大多数时候这种感觉很不错；有时又会变得有点棘手。 对年轻人特别如此。
It can be difficult to work with security issues across documents event on the same site.
处理同一站点中跨文档事件的安全问题比较困难。
It will be difficult to evaluate the complexities of the interactions in real diet situations.
所以很难估测在实际饮食情况下相互作用的复杂性。
With Japan's reactors still unstable, it may be difficult to be rational about nuclear energy.
日本的反应堆还没有稳定，对核电很难理性地去评判。
It can be difficult to begin a project without some kind of milestone indicating when to start.
如果没有某种里程碑式的东西来指示一下从何开始，启动一个项目可能会很难。
With them “watching,” it will be difficult to stoop to the level of your infuriating co-worker.
当他们“看着”你时，你很难让自己沦落到你那易被激怒的同事的水平。
Note: This step may be difficult to carry out on a single system because of memory constraints.
注意：由于内存限制，这个步骤可能难以在单个系统上执行。
Ms. Godfrey said it could be difficult to get children started or what she calls “launched.
戈弗雷女士说，让孩子们开始（或用她的话说“启动”）可能很困难。
A network can be difficult to maintain if router performance comes and goes at random intervals.
如果某个网络的路由器的性能处于不同的水平区间，那么该网络很难维护。
Even if the correlation were not spurious, it would be difficult to know which way causation ran.
即使这个联系不是错误的，也很难知道这种因果关系是以哪种方式运行的。
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