Reference down 啥意思?

题目

Reference down 啥意思?
Referencing down in urban areas
Next in the sequence,you should reference down.To reference
down in an urban area,move your eyes down from the look up
position so that you view the road 12 seconds ahead at city
speeds.
这是一个驾车的动作，我猜也许是：“拉开跟随距离”

答案

应该是把视线放在较低的位置,因为在市区里车速变化大,时快时慢,视线不要太高,要注意路面上的车速,这样你可以提前12秒反应过来.