How do archaeologists know where to find what they are looking for when there is nothing visible on the surface of the ground?

地面上什么也看不见，考古学家怎么知道到哪里去找他们要找的东西呢？

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youdao

Where and when to cast a net is more important than how to cast a net.

在哪里撒网和什么时候撒网比怎么撒网更重要。

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When people began sailing out of sight of land, sailors did not know how to tell where they were on the open sea.

VOA: special.2010.07.14

You didn't know who wrote it, where, when, how, why, and someone says to you, "I want you to draw some conclusions about that piece of writing.

你不知道是谁，在哪里，什么时间，怎么样，为什么要写,然后你被要求对篇文章，做一个总结。

耶鲁公开课 - 旧约导论课程节选

When we talk about what to eat, how do we get advice on this and where do we look?

当我们讨论到我们该吃些什么的时候,我们应该从哪儿以及如何获得参考建议呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As for gas-electric hybrids, the gas mileage you actually get will depend a lot upon how, where, when and how far you drive.

FORBES: CBO Finds Electric Cars Not Smart: Toyota Pulls Plug On Its iQ

That could give scientists clues as to how, where and when the water flowed on the ancient surface of Mars.

FORBES: Curiosity Finds Evidence Of Ancient Stream On Mars

The insistence on reportage, at the expense of interpretation or even opinion, leaves the reader knowing almost too much of the how and where and when, but not quite enough of the why.

ECONOMIST: The complex lives of legal persons