One day God calls Satan up on the telephone and says with a sneer, "So, how's it going down there in hell?"

一天，上帝打电话给撒旦，轻蔑地说：“你在地狱过得如何？”

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And it's always going to come down to calculating the appropriate free energy, and how it changes in the process.

这总是涉及到计算,适当的自由能，以及这些自由能在过程中如何变化。

麻省理工公开课 - 热力学与动力学课程节选

And you can see if that number's going up or it's going down, and based on when it's going up or how far it's going up and how quickly it's going down, you can predict when they may outgrow it or whether they will outgrow it at all.

NPR: Studies Predict Odds of Outgrowing Nut Allergies

"The big question mark is how it's going to break down between how much is casual and how much is for core gamers, " Torres said.

CNN: Video gaming 'history' to be made this week at E3

It's hard to pin down exactly how many millions are going to former insurgents to switch sides, but Macgregor argues the result is artificial progress.

CNN: Surge or splurge in Iraq?