Scientists are still puzzling over exactly how the shoes work.

科学家们对于该鞋的工作原理仍感到困惑。

He has been puzzling over the decision for two days.

这个决定让他苦思了两天。

Scientists have been puzzling over how to transform surfaces for centuries.

几百年来，科学家们一直苦思冥想改变表面性质的方法。

This problem had been so complicated that philosophers had gone around puzzling over it for generations.

这个问题非常复杂，历代的哲学家都为它绞尽脑汁。

This proved impossible, as he couldn't stop puzzling over what Malfoy was doing that needed lookouts.

结果发现这不可能，因为他忍不住总是在想马尔福到底在做什么事，会需要有人替他放哨。

So instead of wasting time puzzling over the content, I can learn quickly by simply asking my friend.

所以我可以通过询问我的朋友来快速学习，而不是浪费时间因为那个内容而困惑。

He's spent more than two decades puzzling over this star that winked at astronomers nearly 600 years ago.

他花了二十多年的时间，仔细研究这颗曾于600年前在天文学家眼前闪过的星星。

And those are the cases that some doctors and researchers are really puzzling over and trying to get to the bottom of.

这些是一些医生和研究人员真正困惑并试图弄清真相的案例。

Another anthropologist, puzzling over the Neandertal's heavy brow ridge, suggested that it was the result of long-term frowning arising from a poorly healed forearm fracture.

另一个人类学家对尼安德特人的大眉脊作了深入研究，认为这是由于前臂骨折而又没有完全痊愈而长时间皱着眉头的结果。

But while I talked to Stroeve I was puzzling over the suddenness of the whole affair. I could not imagine that he had had no warning.

在我同施特略夫这样谈话时，我心里一直在想，这件事来得过于突然，叫我迷惑不解。不可能想象，事前他会一直蒙在鼓里。

Good, she said. She could hear echoes of Ned in his voice, as he sat there, puzzling over the map. Tell me more.

" 很好。" 她说。看他坐在那里，为地图伤脑筋，从他的话中，她可以听见奈德的声音。" 继续说。"

Like, thinking about the problem of operationalizing variables, and puzzling over how intangible concepts, like social integration or solidarity, can be reflected in things that we can actually measure.

比如， 考虑操作变量的问题，以及思考社会融合或团结等无形概念如何反映在我们实际可以衡量的事物中。

Right. So for 50 years, scientists have been puzzling over this issue and trying to figure out what's going on and whether there's a way to save the information that's inside black holes.

好。50年来，科学家们一直在苦苦思索这个问题，试图弄清楚到底发生了什么，以及是否有一种方法可以保存黑洞内部的信息。

He had discovered the real solution to the problem of " basic substance" and " transformation." This problem had been so complicated that philosophers had gone around puzzling over it for generations.

他找到了真正解决“基础物质” 和“转化” 问题的办法。 这个问题是如此复杂， 以至于哲学家们为之困惑了好几代。

Anthony always handed them to Tana without a smile; hours afterward the recipient could be found puzzling over them in the kitchen and declaring earnestly that the perpendicular symbols were not Japanese, nor anything resembling Japanese.

安东尼总是面无笑容地把它们递给塔娜；几个小时后，可以发现收件人在厨房里对它们感到困惑，并认真地宣布垂直符号不是日本人，也不是任何类似日本人的东西。

" I did, " said Dyson; " I have been puzzling over a foolish matter, and I thought aloud. As you heard what I said, and seem interested, perhaps you may be able to relieve my perplexity" ?

” 戴森说。 “我一直在为一件愚蠢的事情而疑惑， 我自言自语地想着， “我做到了，你听了我的话， 似乎很感兴趣， 或许能解开我的疑惑” ？