如果这个理论是正确的，那么吸入含有额外二氧化碳的空气应该会引起打哈欠，而吸入纯氧应该可以抑制打哈欠。
If the theory was correct, breathing air with extra carbon dioxide should have triggered yawning, while breathing pure oxygen should have suppressed yawning.
如果这个理论成立，意味着这种细菌能够适应从缺氧到含氧的海洋环境。
If that is the case, the species was able to adapt from anoxic, or oxygen depleted, environments to an era of oxygenated oceans.
大家细想一下：如果这个理论错了，也许就没有我们这些在座的芸芸众生啦！
But consider this: if the theory weren't right, it's possible that none of us would be here to contemplate anything at all.
如果这个理论可行，那么由关节炎所导致的慢性炎症将被终结，同时被终结的，还有长期以来的痛苦。
The result, the theory goes, would be an end to the chronic inflammation that arthritis causes, and thus to the chronic pain.
如果这个关于手机的理论是正确的，我们现在就需要采取行动，否则就太晚了。
If the mobile phone theory is correct, we need to do something about it right now before it's too late.
死记硬背建立在这个理论之上——如果你反复的看一个信息很多次，它就会魔法般的储存在你的大脑里。
Rote memorization is based on the theory that if you look at information enough times it will magically be stored inside your head.
如果您认为您的孩子可能患有多动症，有测试来证明或者反驳这个理论。
If you believe your child might have ADHD, there are tests that will prove or disprove that theory.
和我们一样，他也许曾预测过将要发生什么，但是如果没有数据支持，他就会修改这个理论。
Like all of us, he may have had expectations about what was going on, but if the data didn't support it, he changed the theory.
我们至今仍然不知道地壳之下是为何物，但是这个理论遗漏了一个问题：如果地球是空心的，那么火山喷发而出的那些岩浆来自何处？
We don’t know for sure what’s under our earth’s crust but this theory completely forgets to mention where the magma that erupts from volcanoes comes from if the earth is hollow.
非常可笑，因为这个理论教给大家的一点就是，如果你属于焦虑型或逃避型，当遇到一个安全型的人后，这段关系会给你带来足够强大的治愈力量，你会变得更安全。
It's funny because one of most amazing things that this theory teaches is that if you are anxious or avoidant, and you meet someone who is secure, there are huge healing powers [in that relationship].
如果事物的行为能够适用于这个理论，那已经足够了。
But if the behavior of things is explained by this theory that's good enough.
从这个理论观点中，可以得出一种研究方法，即，如果人类与动物并无差别，那你就能通过研究非人类动物的学习过程，来研究人类的学习过程。
From that standpoint, from that theoretical standpoint, comes a methodological approach which is, if they're all the same then you could study human learning by studying nonhuman animals.
如果观察证实了科学家的预言，这个理论则得到了验证。
If observations confirm the scientist's predictions, the theory is supported.
比如就理论而言，捕鱼分额应该通过拍卖进行分配，但如果渔民不接受这个新的体系，就无法实施。
In theory, for instance, you should allocate shares through auctions. But if fishermen do not agree to a new system, it will not work.
如果观察证实了科学家的预言，这个理论则得到了验证。
If observations confirm the scientists' predictions, the theory is supported.
如果这是真的，而且一旦它被彻底地理解，这个新理论就可以有助于解答关于质量增长的困惑。
If true, and once fully understood, the new theory should help solve the growth puzzle.
因此，依据这个理论，如果持续几年在昏暗的灯光下读书，那么眼球就会略微增大，为使视网膜上的成像更清晰。
The theory is that if you were to read in dim light for a few years, the eye will tend to grow slightly larger to make the peripheral images on the retina clearer.
这个理论说我们的太阳系有第十颗行星(如果您将冥王星算作第九颗行星的话，否则这颗神秘的行星就是第九颗。)
This theory says that our solar system has a 10th planet (if you count Pluto as a planet, otherwise the mystery planet is no. 9).
从理论上来讲，如果一个搜索引擎找到的一个使用301重定向的URL，它将跟踪这个重定向的URL然后在索引库中去掉旧的URL。
In theory, if a search engine finds a URL with a 301 redirect on it, they will follow the redirect to the new URL then de-index the old URL.
但归根结底，如果我必须将我的毕生积蓄押在谁将赢得这场理论上存在的比赛上，我怎么可能放弃这个星球最炙手可热的球员而选其他人呢？
But when it comes down to it, if I had to put my life savings on who would win that theoretical match, how could I go with anyone but the hottest player on the planet?
如果这个计划从理论上讲，能够是正确，那么它就是非常靠不住的。
While the plan could, in theory, be correct, it is very unlikely that it will be.
如果我们能检测到并解释出这些电信号，这个论点就证毕了。理论上没有理由认为他们只能操纵思考者身体而不能操作其他物体。
If these electrical signals could be detected and interpreted, the argument goes, there is in principle no reason why they could not be used to steer objects other than the thinker's own body.
回到我之前提到的两种企业家理论理论,如果你想进入一个公司去学习这个产业，除非你想学习数字音乐。
So going back to my theories on the two kinds of entrepreneur If you want to join a company to learn an industry, so unless you knew you wanted to be a digital music.
近年来这一领域遭受了一些反冲，部分就是因为这一原因，正如一些科学家所言，一个理论的预测如果无法在实验室中进行研究，那么这个理论就无法称其为理论。
The field has suffered a backlash in recent years partly for this reason, as some scientists say a theory is not a theory if its predictions can’t be studied in a lab.
近年来这一领域遭受了一些反冲，部分就是因为这一原因，正如一些科学家所言，一个理论的预测如果无法在实验室中进行研究，那么这个理论就无法称其为理论。
The field has suffered a backlash in recent years partly for this reason, as some scientists say a theory is not a theory if its predictions can't be studied in a lab.
从理论上讲，基于SOA 的集成中并不一定需要集成层，但事实上，如果没有这个层，成功的可能性就很小。
Theoretically an integration layer is not necessarily needed in SOA-based integration, but the reality is that it is rarely successful without it.
如果爱因斯坦的理论被证明是错误的，那么对物理学家来说，这个世界将变得非常不同。
The world would look very different to physicists if Einstein's ideas turn out to be flawed.
所以若你不愿意接受无分支规定，如果你觉得这个人认同感里很奇怪，也许你就需要否决人格理论了。
So, if you're not willing to accept the no branching rule, if it strikes you as a bizarre thing to throw in to personal identity, maybe you need to reject the personality theory.
所以若你不愿意接受无分支规定，如果你觉得这个人认同感里很奇怪，也许你就需要否决人格理论了。
So, if you're not willing to accept the no branching rule, if it strikes you as a bizarre thing to throw in to personal identity, maybe you need to reject the personality theory.
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