The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.

当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。

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The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motions.

当时的智慧来自于二世纪的天文学家托勒密，他的复杂天空体系把地球置于所有天体运动的中心。

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That is, as LeDoux says, "if you put that system into a brain that has consciousness, then you get the feeling of fear."

也就是如勒杜所说，“如果把这个系统放进有意识的大脑里，你就会感到恐惧。”

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He says the testing campaign may put additional stress on the health system, but that will show where the weaknesses are.

VOA: special.2010.04.28

We're going to find other properties that do care about the history of the system like work, that you put in the system, or heat that you put in the system, or some other variables But you can't use those to define the equilibrium state.

我们还会发现其他一些,与系统的历史有关的性质,比如你对系统做的功，或者你向系统传递的热量，或其他的变量,但你不能用它们,来定义平衡态。

麻省理工公开课 - 热力学与动力学课程节选

I have got to put that in because that is a repulsive energy and that is going to decrease the energy of the system.

我必须要说清楚,因为这是一个排斥能,这将要减少这一系统的能量。

麻省理工公开课 - 固态化学导论课程节选

This is a proposal to stabilize the financial system, to put that system -- to remove some of the excessive risk-taking and put it on a firmer foundation for shareholders and all Americans.

WHITEHOUSE: Press Briefing

He said the company must put a system in place that can cope with fast-paced growth.

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He wanted to put the system on a sound financial footing and, at the same time, allow Americans to use part of their payroll taxes to fund personal retirement accounts.

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