The problem is difficult to understand.
这个问题难于理解。
The problem is difficult to solve in field of bellows designing.
该问题是波纹管设计的难点之一。
Why is the obesity problem in Britain so difficult to solve?
为什么英国的肥胖问题如此难以解决？
But the problem is a difficult one to solve.
但这是一个难以解决的问题。
It is very difficult to determine the cause of a problem that only occurs sometimes.
只有偶尔会发生的问题是很难确定问题的起因的。
Missing or inconsistent package information is probably the most difficult problem to solve.
丢失或者不稳定的包信息可能是最难解决的问题。
One problem was that it is extremely difficult to recreate the effect in the laboratory.
有个问题就是想在实验室内再现地磁效果异常困难。
The only problem is that it's often difficult to break into writing at first.
唯一的问题就是刚开始写作的时候有点儿难。
The next (less difficult) problem is how to store the processed data.
第二个问题比较容易解决，就是如何保存处理过的数据。
The problem is that it's really difficult to quit.
但问题是很难戒掉。
Also, the longer the problem goes ignored, the more difficult it is to treat.
而且，耽搁得越久，越难治愈。
It gave me the courage and confidence, difficult problem is I want to solve them.
这给我的是勇敢，是信心，困难的问题我会想办法解决它们。
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？
It is difficult for us to work out the problem.
对我们来说，解出这道题是很难的。
It is quite difficult to explain the problem to the beginners.
向初学者表明明白这个题目是比力困难的。
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。
The problem is so difficult that it will take us time to work it out.
这道题如此难以至于我们要用很多时间才能解决。
This problem is extremely difficult to solve using the conventional approach to programming.
这个问题用传统方法来解决是非常难的。
It is difficult to work out the math problem.
算出这个数学问题不容易。
It is difficult for me to work out the math problem.
算出那道数学题对我来说太难了。
Not only is the problem very important, but also it is difficult to solve.
这个问题不仅重要，而且难以解决。
The math problem is too difficult for me to work out.
这道数学题太难，我解不出来。
It is difficult to solve the contact problem by usual finite element program.
直接应用通常的有限单元程序来解接触问题会遇到数值困难。
The problem is that it is pretty difficult to ensure and test.
问题是，对此的保证和测试是非常困难的。
A combination of multiple classifiers is a powerful solution to the difficult pattern recognition problem.
多分类器联合是解决复杂模式识别问题的有效办法。
I think the most difficult problem is to guess each person's mind, so the most difficult to do is service and a person's spirit and soul.
我觉得最难的题就是猜出每一个人的心思，所以最难做的是服务和一个人的精神和灵魂。
I think the most difficult problem is to guess each person's mind, so the most difficult to do is service and a person's spirit and soul.
我觉得最难的题就是猜出每一个人的心思，所以最难做的是服务和一个人的精神和灵魂。
应用推荐