We talk about this fight-or-flight idea.

我们谈论的是关于战-或-逃的观念。

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The idea is to circle the globe in five stages, each taking four or five days of continuous flight (which is about as much as a pilot could endure).

这个环球飞行计划分为五个阶段，每个阶段用时四到五天（这也是一个飞行员所能忍受的极限了）。

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In a recent paper, Dr. Dial and a graduate student, Brandon E. Jackson, presented a novel idea about how some dinosaurs used their proto-wings - a possible step in the evolution of flight.

在其最近的一篇论文中，戴尔博士和一个研究生布兰登·e .·杰克逊提出了关于某些恐龙是如何使用它们的原生翅膀——向飞行进化的可能步骤——的新观点。

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Singapore Airlines, which announced last October that it was looking into new in-flight connectivity options, is mulling over the idea of in-flight calls.

BBC: More flights allow mobile calls

When you take a look at the landscape today, there will be those who suggest that the idea of just intermingling was the focus far too often and too much in terms of the push for integration, and that we didn't put into the equation the idea of white flight and the inability to force it to happen.

NPR: De Facto School Segregation Growing, Study Says

"But don't lose Dad, because I have no idea what our connecting flight is!"

CNN: 7-million-mile family shares travel secrets