To cure its addiction to debts, the United States has to re-establish the common sense principle that one should live within one's means.

美国要戒掉‘债瘾’，就必须重新建立量入为出这个常识性的原则。

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In other words, it is always worth learning about best practices (even old ones), because hiding within each is a general principle that will help you meet a specific set of requirements.

换言之，学习有关最佳实践的知识(即使是旧知识)总是值得的，因为每种方法的背后都隐含一条通用原则，这有助于您满足特定的需求。

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The primary principle of JCA design is to separate cryptographic concepts from algorithmic implementations, so that different vendors can offer their tools within the JCA framework.

JCA设计的主要原理是将密码概念从算法实现中分离出来，以便不同的供应商可以在JCA框架内提供他们的工具。

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Our bodies have mechanisms like that, that mainly use the principle of negative feedback in order to control the parameters that are important for life within a certain range.

我们的身体有着与之类似的机制,主要依靠负反馈原理来,将与生命息息相关的指标控制在一定范围

耶鲁公开课 - 生物医学工程探索课程节选

So remember, that when we talked about Lewis structure, the organizing principle behind Lewis structures is the idea that within the molecule the atoms are going to arrange their valence electrons, such that each atom within the molecule has a complete octet or full outer shell.

记得，当我们讨论路易斯结构的时候，路易斯结构所遵循的组织原则是这样一种思路,那就是分子中的原子都倾向于,重新安排它们的价电子,使得分子有一个完整的,“八隅体“或者排满的外壳层。

麻省理工公开课 - 化学原理课程节选

Next, in addressing exploding costs, our president and Congress must act within the guiding principle that all Americans deserve the opportunity to exercise freedom and personal choice in pursuit of health.

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The fact of the matter is Americans are rightfully upset by the dysfunction they see in Washington when you have, in particular, one House of Congress and one party within that House of Congress adamantly refusing to go along with a principle that is endorsed by a vast majority of the American people, including a majority of Republicans out in the country.

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And he sees that a "soft jihad" is also afoot, a nonviolent jihad of demands to privilege Muslims within society, demands that are contrary to every constitutional principle of equality known to Western liberal values - and the Dutch constitution.

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