If someone really wanted to be a part of your life, then he will be hard at it.
如果某人真心想成为你生命中的一部分，那么他一定会为之努力。
Yes, writing can be hard at times, especially when you feel down and you have a lot of problems to solve.
是的，写作有时是困难的，尤其是当你沮丧时，你有很多问题要解决。
It may be hard at first, but you'll quickly get the hang of it and have a good mental clock for timing your exercises.
万事开头难，但你很快就会掌握它的窍门，并具有良好的心理时钟计进行你的练习。
Research carried out at the respected Harvard University in the US showed the brain to be hard at work during lucid dreams.
而在美国哈佛大学实施的研究表明，在人们做“清醒梦”的时候，他们的大脑也在辛勤工作。
Research carried out at the respected Harvard University in the US showed the brain to be hard at work during lucid dreams.
在美国名校哈佛大学开展的研究显示，在做清醒梦期间，大脑也在辛勤工作。
It will be hard at first. But over time, just like with any other skill, it becomes easier and you can complete tasks quicker.
起初这样会挺难的，但是过段时间，就像其他技能一样，它变得简单多了，你也能够快速地完成任务。
To begin with, you must work hard at your lessons and be fully prepared before the exam. Without sufficient preparation, you can hardly expect to answer all the questions correctly.
首先，你必须努力学习功课，并在考试前做好充分的准备。没有充分的准备，很难正确回答所有的问题。
It is hard to imagine a world where the pastime of cooking is dead and meals can be created at the touch of a button.
很难想象，在这样一个世界里，烹饪这种消遣已经不复存在，人们只需按一下按钮就能做出饭菜来。
I realized that many of them were hard to answer, and perhaps others could not be answered at all.
我意识到有许多问题很难回答，也许还有一些根本无法回答。
Dogs like Shaynee help patients feel calm and at peace which can be hard in a busy hospital.
像谢尼这样的狗可以帮助病人感到平静和内心平和，通常这一点在医院这种繁忙的环境下是很难做到的。
It can be very hard to see the everyday chemistry at work, but nearly everything you touch has some chemicals in it.
我们可能很难看到日常的化学作用，但几乎你接触的所有东西都有一些化学物质。
From an early age, we were taught that if we wanted to be successful, we had to study hard and get good results at school.
从很小的时候，我们就被教导，如果我们想要成功，我们必须努力学习，在学校取得好成绩。
At the back, students probably won't speak much, but in big classrooms, it can be hard to see the board and hear what the teacher is saying.
坐在后排的学生可能不会讲太多，但在大教室里，可能很难看到黑板，也很难听到老师在说什么。
Such an offence shall be punished by detention in prison or at hard labour.
这样的罪行将处以监禁或服苦役。
The concept of generic functions — especially the wild idea of predicatively dispatched functions — can be a little hard to understand at first.
通用函数的概念(尤其是断言分派函数的思想)最初可能有点难以理解。
When you see someone out of context, like the librarian at the grocery store, it can be hard to remember who that person is.
当你在不常见的场所遇到某人，比如在便利商店遇到图书管理员，通常会比较难想起她是谁。
In between Total Control and No Control there must be some alternative theory that's hard to look at squarely because these practical strategic concerns obstruct our view.
在完全控制和无法控制之间应该有一个可选择的理论，其很难正视的去看，因为这些实际的战略关注阻碍了我们的视野。
It is awfully easy to be hard-boiled about everything in the daytime, but at night it is another thing.
在白天对什么都不动感情是极为容易的，但在夜晚就是另外一回事了。
Fashion magazines could be made lush in a way that would be hard to match digitally, at least for a while.
时尚杂志可以达到的那种丰美度是数字媒体难以企及的，至少短期内还是如此。
This is, however, a problem that might not be that hard to solve anymore - at least when it comes to functionality (performance is a different question).
然而，这一问题可能不再那么难以解决——至少在功能方面(性能则是另当别论)。
These trends will continue in spring. Hard work will be fruitful. However, at some point, it may seem that everything is useless.
这些趋势会持续整个春天，努力的工作会有丰硕的回报。不过，在某些时候，一切看上去都显得毫无意义。
A galaxy thought to be over the hill is apparently still hard at work creating baby stars, a new study finds.
最近的研究发现有一个曾经被认为是明显不能但事实上却创造出新生行星的星系。
However, it may be a good idea to specify a hard limit (at a high, though, of around 90%).
但是，指定硬限制(比如90%这样比较高的值)可能是好做法。
It used to be hard to come home after a stressful day at work to a quiet house.
曾经对我来说，在紧张的一天后回家是一件很难受的事。
That can be really, really hard at first. Apologizing isn’t easy because you’re not just admitting to a failure, you’re opening yourself up for the possibility that your apology will be turned down!
起初这真的是很难，道歉并不是那么容易的一件事，因为一旦你道歉了，就不仅仅是承认自己做错了那么简单，你还要做好准备，你的道歉很可能不被接受哦！
Some scientists are working hard at how tide can be harnessed to produce electricity.
有些科学家正在努力研究怎样利用潮汐发电。
Your goal should be to work very hard at one, then work at the other on an AD hoc, as-needed basis.
您的目标应当是在某一方面非常努力，然后另一方再根据需要改进。
Your goal should be to work very hard at one, then work at the other on an AD hoc, as-needed basis.
您的目标应当是在某一方面非常努力，然后另一方再根据需要改进。
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