This is a difficult problem to solve.
这是一个很难解决的问题。
We must arrive before ten o 'clock, this is a difficult problem.
我们必须十点钟以前到达，这是个难题。
I know this is a difficult problem, but do you prepare to face the challenge?
我知道这是个难题，但是你准备好迎接这个挑战了吗？
Surface mottle of BMC parts is one of common quality defects. This is a difficult problem because many effected factors are undefinite.
不饱和聚酯树脂模塑料压制件表面颜色不均匀是常见的质量难题之一。
Obviously this is a difficult problem, but the incentive to solve it is very big. The main approaches fall into the following categories.
显然，这是一个很困难的问题，但是解决它的激励也很大。
This is a difficult problem of the current intellectual property infringement indemnity and one of the important topics of theoretical research.
是当前知识产权侵权损害赔偿的难点问题，也是知识产权侵权行为法理论研究的重要课题之一。
These methods may be useful for a while, but it is difficult to solve this problem completely.
这些方法可能暂时有用，但要完全解决这个问题是很困难的。
But for a driver, if you have an accident and you have this problem, the recovery is more difficult.
但对于一个车手，如果你经历过一次事故，并且有这些问题，恢复起来就要困难些。
This is not that difficult a problem; since they are small functions, you can even include them in your own program's source whenever the underlying system doesn't provide them.
这并不是一件那么困难的事情；因为当底层系统没有提供它们时，您甚至可以将一些小函数直接包括在自己的程序源代码中。
This boom brings a problem: it is helping to drive up the Canadian dollar, which risks making life more difficult for manufacturers back east.
这种强烈需求带来一个问题：对加拿大元的升值起了推波助澜的作用，使得东部的厂商生存更加艰难。
This is a sad and difficult — but not necessarily impossible — problem to overcome.
这个问题很令人沮丧，而且解决起来也很困难，但未必不可能。
This controversy is for good reason: Namespaces solve a difficult problem and are one of many approaches to solving this problem, each of which has its pros and cons.
争议的理由很充分：名称空间解决了一种困难问题，但只是解决这种问题的方法之一，每种方法各有长短。
The second problem is that it is very difficult to express a wide range of complex policies using this notation.
第二个问题是使用这种表示法表达许多复杂的策略非常困难。
The fact that this is a monetary union of 17 countries makes decision making difficult, which complicates the problem.
这是一个17个国家的货币联盟，很难做决定，使问题更加复杂。
When there is a performance problem in this layered architecture, it often becomes difficult to get to the root cause. This is particularly true for DBAs.
当分层架构中出现性能问题时，往往很难找到根源，对dba来说尤为如此。
Without a database concept such as SKIP LOCKED DATA, this problem is difficult to solve.
如果没有SKIPLOCKEDDATA这样的数据库概念，这个问题是很难解决的。
That lead to a few calls in early 2008 to discuss this problem. Monitoring is difficult for several reasons.
这促使我们在2008年初多次讨论这个问题。
Not only is this problem very important, but it is a difficult problem to be solved at once.
这个问题不仅十分重要，而且还是一个马上要解决的困难问题。
This is quite a complicated problem and one which is difficult to solve.
这是一个相当复杂的问题，这是一个难以解决的。
It is kind of you to help us handle this tough problem in your spare time because it is very difficult for us to think of a means as feasible as yours.
你能在业余时间帮助我们解决这个棘手的问题真是太好了，因为我们很难想到和你一样行之有效的办法。
This is too difficult a problem for the beginners to solve.
这个问题对于初学者来说太难解决了。
Unfortunately, erosion can be a problem in the ditches, and uniform water application is often difficult to attain with this method.
遗憾的是采用这种方法，渠道冲刷是一个问题，而且往往很难实现均匀灌水。
This is such a difficult problem as all of us can't work out.
这是一个我们所有人都不能解决的难题。
This is quite a difficult problem in itself, which we will perhaps discuss later if we have time.
这是个难题，如果我们有时间我们以后或许会讨论。
A difficult problem in this area is how to guard against fraud.
在这区域的一个困难的问题是该如何防止欺骗。
However, because this problem involves elliptic integrals, generally not possessing symmetry of a uniformly charged ring, it is difficult to solve and discuss it.
但是，由于涉及椭圆积分，一般又不具有均匀电荷环空间势分布的对称性，求解和讨论是比较困难的。
This is too difficult a problem for me to solve.
这对我来说是一个太难解决的问题。
This is a most difficult problem to solve.
这是一个非常难以解决的问题。
This is a most difficult problem to solve.
这是一个非常难以解决的问题。
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