Scientists are continually learning more about sleep, but one thing they know for sure is this—for humans, it is as important as food and water.
科学家正在不断加深对睡眠的研究，他们对其中的一件事实确信无疑：对于人类来说，睡眠与食物和水一样重要。
All we can say for sure is that such events are more likely in a warmer world.
我们能确切说明的是，这样的事件更可能在一个较热的世界发生。
So what you have to make sure is to carve out special time for your older child.
所以你需要做的就是为你的大儿子多留出点时间。
That ain't sensible, and that ain't science, but as it was 40 years ago, it sure is fun.
登月不理智，也不科学，但是就像40年前那样，它很快乐。
John: Sure is. I had to negotiate with the seller for a long time to get the price I wanted.
约翰：是的，我得跟卖主讨价还价很长时间，才按我的价格买下来。
And it sure is impressive: the busy page where his solution was first derived contains not a single word.
这当然令人印象深刻：这些第一个得到解答的忙碌的页面里找不到一个单词。
What is for sure is that humans, being the curious beings, will develop new advanced generations of robots.
唯一可以确定的是，好奇的人类将会创造出一代代不断更新的机器人。
One thing we know for sure is that the British economy will suffer its first recession for 18 years in 2009.
头一件我们可以肯定的事就是英国的经济将在2009年经受18年来的第一次衰退。
What we can say for sure is that if you certify, you'll end up knowing more about DB2 than you did when you started.
我们可以肯定的是：如果您通过了认证，您将比刚开始时更多地了解DB2。
This development focus leaves one large hole which I am sure is already evident to the reader: what about the user?
我可以十分肯定的说各位读者一定清楚的看到了，这里提到的开发的关注点留下了一个很大的漏洞：用户角度的测试呢？
On the other hand, perhaps you have a very short process that you want to make sure is cleaned up within 10 minutes.
另一方面，您可能拥有一个非常短暂的流程，您希望它在 10 分钟内清理完毕。
All that Iraqis know for sure is that they have reached another turning-point in their turbulent post-invasion history.
对于所有的伊拉克人民来说都心知肚明，他们纷乱的战后历史又将迎来一个转折点。
But what is for sure is that scoring high on indexes of prosperity and quality of life doesn't carry much store with the rich.
不过，可以肯定的是，在富裕指数和生活质量上获得高分对富人来说并没有太大的吸引力。
Still, it sure is tempting to surmise that it’s partly your grandmother's positive attitude that has kept her alive this long.
不过，可以顺理成章地推测，你的祖母之所以能活那么大岁数，部分原因在于，她有一个积极的生活态度。
The only thing we know for sure is that it increases our debt and locks in bigger and bigger interest payments every single year.
我们唯一可以肯定的一点是，它增加了我们的债务而且我们在每一年都会支付更多的利息。
That's no problem for somebody signing up for a long-term subscription, but it sure is for anyone looking to make an impulse purchase.
对于已经长期订阅的老用户来说这不成问题，但如果想要制造“购买冲动”，那就有点问题了。
which I am sure is important in some way; going to a new high school when you are about to graduate would not have been my cup of tea.
我确信从某种意义上来说这非常重要;我可不喜欢在要毕业的时候转校.
The grand prize winner is pictured above--congratulations to Igor Chekalin of Russia, who we're sure is looking forward to his trip to Chile!
获得大奖的作品图见上面——祝贺俄国的伊格诺.谢凯利，他现在当然正期盼着他的智利之旅。
One thing I know for sure is that happiness is connected to two key mood regulators that our brains produce - serotonin and noradrenaline.
有一点我是肯定的，快乐与由大脑产生的两把情感调节器的钥匙密切相关——血清素和去甲肾上腺素。
The one thing I know for sure is that I cannot get those hours of my life back, and that there is no point wasting more time by dwelling on it.
有一件可以确定的是我不能将生命中的这些时间追回来，然后对这还念念不忘是没有意义的。
If it's not finding a library you're sure is installed, there may be an option to let you specify an alternative location for that library.
如果它找不到您确认已经安装的库，您可能可以指定到另一个位置来找到这个库。
Pepperoni pizza sure is delicious — but without the brain, your taste buds wouldn't be able to tell if you were eating pizza or the box it came in.
意式烤肠披萨当然很美味，但如果没有脑，你根本不能辨别你是在吃披萨还是在吃装披萨的盒子。
What we know for sure is that when the curtain opens on Act III, the throne is occupied by a young boy: the nine-year-old Tutankhaten (" the living image of the aten ").
等到第三幕时，密闭的帷幕终于又一次拉开了，其时国王王座上端坐着的已是一位少年：九岁的图坦卡吞(tutankhaten：意为阿吞神的形象)。
One thing for sure is that online sales will generate immediate results, so here are 4 quick steps to increase short term electronic sales and optimize online bookings now.
有一点可以肯定的是在线销售将会带来即时的效果，这里给大家介绍增加短期的电子销售和优化网上预订的四种捷径。
For the moment what is sure is that, if functional morphology reasoning is reliable to any reasonable degree, Balaur did what it did in a markedly different manner than its close relatives.
目前我们所确定的是，如果功能形态学的结果在任何方面能值得信赖的话，巴拉乌尔龙的行为方式与它的近亲有着截然的不同。
For any website I work with, it's the one thing I make sure is present, since the performance impact is huge (many times with response times half of what they are without an opcode cache).
对于我使用的任何网站，它是我确保存在的一项内容，因为性能影响很大（很多时候有了操作码缓存，响应时间可减少一半）。
If you're not sure, it is always a good idea to check with your primary care provider.
如果您不确定，最好与您的初级保健提供者联系。
If you're not sure, it is always a good idea to check with your primary care provider.
如果您不确定，最好与您的初级保健提供者联系。
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