这一发现有助于巩固恐龙和鸟类之间的联系，但它也为自然界最初为什么会产生羽毛这一谜题提供了新的线索。

The find helps cement the dinosaur-bird connection, but it also casts new light on the mystery of why nature invented feathers in the first place.

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鸟类和恐龙的行为之间有什么联系呢？

What's the connection between bird and dinosaur behavior?

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传感器和电路濒临故障，NASA 的专家们意识到他们必须做点什么，否则将永远与探测器失去联系。

Sensors and circuits were on the brink of failing and NASA experts realised that they had to do something or lose contact with their probe forever.

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All right. Now the question, "How does literary theory relate to the history of criticism?"

现在我们来思考这个问题：,“文学理论和评论的历史有什么联系？

耶鲁公开课 - 文学理论导论课程节选

So you can see why it would be very natural for all sorts of ties to unite these colony and mother city.

因此你们就能理解,是什么把殖民地和母邦自然地联系在一起

耶鲁公开课 - 古希腊历史简介课程节选

What have they identified large standing armies with?

人们把庞大的常备军和什么联系在一起呢

耶鲁公开课 - 欧洲文明课程节选