He was puzzling over the old map.

他对着那张旧地图苦苦思索着。

youdao

This old map is quite a curiosity.

这张旧地图的确是件珍品。

youdao

I found this old map in the family archives.

我在家谱中发现了这幅旧地图。

youdao

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

It seems the 315-year-old map was found by divers capturing Google Maps underwater street view images.

CNN: Heather Kelly,

Google Maps is following up last year's 8-bit maps overlay with an old-timey treasure map.

CNN: Heather Kelly,

The big break for Chuao came in 2005, when it won a coveted award from the National Association for the Specialty Food Trade, helping put the then three-year-old chocolatier on the culinary map.

FORBES: How A California Chocolatier Is Going National