Map it out before you start.

计划好了再动手干。

《新英汉大辞典》

Map it: What is your subject related to?

勾勒：你的主题与什么事件相关？

youdao

Identify the data source and map it to XHTML.

标识数据源并把它映射成XHTML。

youdao

The researchers knew it would be easier and less costly to map a smaller frog with fewer chromosomal pairs.

VOA: special.2010.06.29

So you're going to be able to take a description of a problem and map it into something computational.

因此你们能拣出,一个问题的主要描述,并将其编成计算性的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选

And so frequently what we try and do is, we take a new problem and map it onto an old problem so that we can use an old solution.

我们经常做的一件事就是，我们处理一个新问题时,把它归结为一个老问题,以便我们能采取老的解决方式。

麻省理工公开课 - 计算机科学及编程导论课程节选

So let me just kind of map it out for you.

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We can map it out, we can plan it, we can even envision it but often we find that life has a plan of its own.

CNN: Opinion: Did the U.S. tune out for the Paralympics?

It might have a map on it and dots that represent where people might be.

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