Try this: Put a blindfold on someone, take them to a park or a beach or a meadow and ask them to walk for as long as they can in a straight line. Then watch what happens.

我们来做个是实验：把一个人的眼睛蒙上，带他到公园、海滩或牧场里，让他尽量走一条直线，看看会发生什么吧？

youdao

Can you tell me how to get to the railway station? Walk over the footbridge, then go straight on.

你能告诉我怎样到达火车站吗？走过人行天桥，然后一直走。

youdao

He pulled Einstein to walk toward a building site and straight set foot on the cement ground that the construction workers had just paved.

他拉着爱因斯坦朝一处建筑工地走去，而且径直踏上了建筑工人刚刚铺好的水泥地。

youdao

"He's well within his rights to walk straight back into the team on his past performances and what he has done, " he added.

BBC: Bresnan ready for Flintoff battle

The story turns tragic in World War I as a whole uncomplaining generation seemed to walk straight into the enemy guns before struggling on for four hellish years.

BBC: The end of the stiff upper lip?

Instead officers say they're still checking drivers by getting them to do things like stand on one leg and walk in a straight line.

BBC: Newsbeat - Health - Drug-driving tests not ready