她在做一道数学难题。
另一组无助的孩子仅仅因为解决了简单的问题就得到了奖励，这样并没有提高他们解决数学难题的能力。
Another group of helpless children who were simply rewarded for their success on easier problems did not improve their ability to solve hard math problems.
他把时间花在设计难以破解的数学难题上。
He spent his time devising incomprehensible mathematics puzzles.
这道数学难题难倒了大多数学生。
杰克解出这道数学难题了吗？
你能帮我解决一道数学难题吗？
解决这个数学难题我没有困难。
互相帮助的话，可以解开数学难题！
我解出这道数学难题有点困难。
老师帮助吉姆解答了一道数学难题。
你很难让一个哭泣的孩子解开数学难题。
吉姆，你能帮我解决这道数学难题吗？
丽莎有个数学难题，他准备向吉姆求助。
Lisa meets a difficult math problem, she has to ask Jim for help.
杰克很聪明，因而他能很快的解出数学难题。
Jack is so smart a boy that he can work out difficult maths problems quickly.
真正的学习不只是记住历史事件或算出数学难题。
True learning isn't just about memorizing history facts and solving math problems.
我很乐意，但是我马上要帮约翰解决数学难题。
I'd love to but I have to help John with his math problems right now.
只有采用这个方法，你才能解出这道数学难题。
就像他们为了成为歌剧演唱家，或是为了解开某个数学难题？
Like they have to be an opera singer. Or solve a hard math problem?
另外一些人认为程序员是天才，他们在电脑前能不断地解决复杂的数学难题。
Other people think that programmers are geniuses who constantly solve sophisticated math puzzles in front of their monitors.
我在做作业时中遇到一道数学难题，经过缜密的思考我解出来了。
I encountered a hard math problem when doing homework, but I successfully figured it out after careful thinking.
另一方面，很多人相信孩子们研究数学难题是没必要也是违反自然的。
On the other hand, many people believe that it is unnecessary and unnatural for children to study difficult math problems.
如果解一道数学难题算“思考”的话，电脑也会，而且比人脑快很多。
If solving a mathematical problem is "thinking", then computer can and does so much faster than a man.
在硅谷谷歌公司，厕所的门上都被贴上数学难题，以使大脑不空闲的。
At Google in Silicon Valley, maths problems are pinned to some toilet doors, so that brains need never be idle.
一天晚上，凯利把作业留在了桌上，竟然有人帮她解决了两道数学难题。
Someone even did two of Kelly's hard math problems one night when she left her homework out on the table.
如果用这种方法你解不出这道数学难题，为什么不试着换一种方式呢？
If you can't work out the math problem in this way, why not try doing it in another way.
她能够解答出许多复杂的数学难题，而我将会教她如何写出优美的文章。
She made some complex arithmetical problems clearer and I explained to her how to write an essay better.
她能够解答出许多复杂的数学难题，而我将会教她如何写出优美的文章。
She made some complex arithmetical problems clearer and I explained to her how to write an essay better.
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