下次有机会观察一个人如何看地图的话，注意一下他首先怎么做。

Next time you have a chance to watch someone reading a map, look for the first thing they do.

youdao

下次有机会观察一个人如何看地图的话，注意一下他首先怎么做。

Next time you have a chance to watch someone reading a map, look for the first thing they do.

youdao