After all, it's hard to do a double-blind test when the subjects can see for themselves whether or not the light is on.
毕竟，要做双盲测试是很困难的，因为受试者自己可以看到灯是否亮着。
He had to work hard to do things that were easy for others.
别人觉得容易做的事情，他必须努力去做才行。
It's hard to do any of that without asking questions.
而在不问问题的情况下是很难做到这些的。
Sometimes it's hard to do because we have this deadline we're trying to meet.
有时候，这做起来会有些困难，因为我们必须努力在最终期限之前完成。
It isn't hard to do, and the benefits will serve you for the rest of your life.
这不难做到，而且将为你带来一辈子的好处。
I'll leave the money making question up to you, but it shouldn't be hard to do.
我将把赚钱的问题留给你，但它不会很难。
"It's hard to do certain movements when you've just had a slice of pizza," she said.
“当你刚吃了一片比萨饼时，很难去做某些动作。”她说。
Concurrency, in the sense of running code in parallel, isn't actually that hard to do.
并发程序，从代码并行运行的意义上讲，并不难做到。
I've tried to make it as a dancer but it's hard to do when you have chronic injuries.
我努力争取当好一名舞蹈演员，但当你长期有伤痛时，就会心有而力不足了。
Media sharing is changing the world, and from a technology standpoint, it's not hard to do.
媒体分享正在改变世界，而且从技术的观点来说，这并不难做到。
Still, you might want to add and remove entire menus, and it's not particularly hard to do so.
您可能仍然想添加或删除完整的菜单，并且这么做并不是特别难。
Some students are easy about talking with strangers, while some others find it hard to do so.
有些学生能轻松自如地与陌生人交谈，可有些学生却很难做到这一点。
Most people don't learn to be present because they don't practice, not because it's so hard to do.
大多数人不会活在当下，并非它有多难，而是他们不去练习它。
This step can be very hard to do especially if you are trying to avoid recalling the memory again.
这个步骤可能很困难，尤其是你正试着不要再回想起那段记忆。
But the SELinux checks can do many things that are hard to do with traditional UNIX-like permissions.
不过，SELinux检查可以做很多对传统的类unix权限来说难以完成的事情。
Not only can you gauge their training, you can judge the team fit, which is hard to do in an interview.
你不仅可以估量他们的能力，你也可以判断他们的团队适应能力，这在面试中很难做到。
As it turned out, this wasn't too hard to do, as I had worked on compilers and code generators in the past.
果不其然，这并不是很困难，因为我过去从事过编译器和代码生成器的工作。
Many people talk about finding “work-life balance”, but this is very hard to do if you have no white space.
许多人都在不停的寻找所谓的“工作生活的平衡”，但是如果你不给生活留白你就很难到达目的。
It's easy to say "make a joke of it," but it's hard to do when you're feeling angry, scared, bored, or upset.
说“一笑了之”容易，但是当你感到愤怒、害怕、无聊或烦心的时候要做到很难。
But as a clear, brief guide to the countries of the south Caucasus, it would be hard to do better than this book.
但是作为一本介绍南高加索的指南书，它既清晰又明了，实为一本难以逾越的佳作。
Because the economy is so bad, gauging the success or failure of the stimulus will be hard to do for a long time.
因为美国的经济状况非常糟糕，以致于在较长一段时间里都难以对经济刺激计划成功与否做评判。
Scientists have located a ‘bottleneck in the brain’ that may explain why we find it hard to do two things at once.
科学家最新的研究结果表明，他们在大脑中发现一处“瓶颈”，这或许能解释人为什麽不能同时做两件事情。
While it is not hard to do, and anyone can do it if they persevere, it may not be the easiest thing to do either.
虽然这不是那么难做，而且每个人通过坚持都可以做到，但是那可能也不是最简单的事情。
Now I'd go further: now I'd say it's hard to do a really good job on anything you don't think about in the shower.
现在，我要更进一步：我想说的更绝一点，任何事情如果你在洗澡的时候不去想它，那么你也很难真正做好它。
Despite the laments of pining pop stars and poets, U.S. researchers now think breaking up may not be so hard to do.
尽管流行歌手和诗人总把失恋说的很痛苦，但近日，美国研究人员称，分手可能没那么难。
It's not hard to do because the New Testament writers themselves are repeatedly interpreting scripture for themselves.
这不难做到，因为新约作者自己，也在不停地解读经文。
Its functionality, however, is a lot like the Makefile functionality in that complex operations on variables are hard to do.
但是，它的功能非常象Makefile功能，对变量的复杂操作是很难处理的。
Now it would seem fairly trivial to map from case-sensitive to case-insensitive, but in fact it's hard to do it efficiently.
从区分大小写映射到不区分大小写现在看来是很微不足道的，但实际上很难有效地进行这一映射。
Rather than analyzing the content of these newsgroups (hard to do, as they're huge), Smith and his team looked at structures.
史密斯和他的研究小组不再关心和分析usenet中的内容(因为内容庞大，很难做到)，相反地他们开始关心其中的结构。
Rather than analyzing the content of these newsgroups (hard to do, as they're huge), Smith and his team looked at structures.
史密斯和他的研究小组不再关心和分析usenet中的内容(因为内容庞大，很难做到)，相反地他们开始关心其中的结构。
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