In theory, these machines should last for ten years or more.
从理论上讲，这些机器应能用十年以上。
In theory, this should not be happening.
这从理论上来说是不应该发生的。
But how exactly should we think of his theory?
然而我们究竟应该怎样来看待他的理论呢？
In theory, this problem should not occur, but in reality it does.
从理论上讲，这个问题不应该发生，但实际它却发生了。
His belief was that a theory should serve as a stimulus to further creative thinking.
他的信念是一个理论应该能够激发进一步的，创造性的思考。
Theory suggests that this cloud should be an almost perfect sphere.
这个理论认为电子云团的形状应该是一个几乎完美的球形。
In theory, the builder should use this information to decide which files to recompile.
从理论上说，构建器应该使用这一信息来确定要重新编译哪些文件。
This should, in theory, allow cooler heads to make money.
理论上，运用较为冷静的头脑才会赚到钱。
An alternative measure, gross domesticincome (GDI), should, in theory, be identical to GDP.
另一个可替代的测量标准–国内总收入（GDI）理论上是和GDP一致的。
In theory, a country's equilibrium interest rate should equal its marginal return on capital.
从理论上讲，一国的平衡利率应该等于该国的资本边际收益率（资本收益的一种换算方式）。
He wrote an excellent book called a Theory of Fun that you all should read.
他写了一本牛书叫《快乐之道》(ATheoryof Fun)，我推荐大家都应该去看看。
In theory, LEDs should eventually be able to achieve efficiencies close to 100%.
理论上，LED最终可以达到接近100%的功效。
ISo, the theory is that t should work both ways.
理论上两种都是可行的。
In theory, there should be money to go around.
理论上，应该让钱到处走动。
What should we say about Phase d, on the personality theory?
根据人格理论，我们对d阶段又该怎么说呢？
In theory, I should be able to make them out: they are only a mile away.
理论上，我应该能认出它们来：它们就在一英里之外呀。
In theory, their incomes should match.
理论上讲，他们的收入应当匹配。
If his theory works, then at low energies it should look like general relativity.
如果他的理论正确，那么在低能量下它看起来像广义相对论。
In theory this should boost academic freedom.
理论上说，此举将促进学术自由。
Economic theory says that this should not happen.
经济理论说法却是这种现象不可能发生。
In theory, that should give it more bargaining power.
理论上讲，这应该给了谷歌更多讨价还价的能力。
In theory, this should help staff provide tailor-made financial advice.
理论上讲，这应该有助于员工提供特制的财务建议。
Now why am I going through all this, maybe I should use the word pseudo-theory?
现在我为什么要这么做呢？，或许我应该使用伪多项式这个值？
An alternative measure, gross domestic income (GDI), should, in theory, be identical to GDP.
一个可供选择的指标，国内收入总值(GDI)，理论上说应该与GDP保持一致。
If true, and once fully understood, the new theory should help solve the growth puzzle.
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。
We should study and carry on this theory.
我们应该学习和继承这一理论。
We should combine theory with practice.
我们应该使理论和实践相结合。
We should not only know the theory but also how to apply it to practice.
我们不仅要知道理论，还要知道怎样把理论应用于实践。
We should not only know the theory but also how to apply it to practice.
我们不仅要知道理论，还要知道怎样把理论应用于实践。
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