flashing
n. （防屋顶等渗水的）防水板，遮雨板
v. （使）闪耀，闪光；（向……）用光发出（信号）；快速显示；飞速运动；掠过；突然想到，猛然想起；（使）映出，显示；突然显露（强烈情感）（flash的现在分词）
例句
Why is that driver flashing his lights at us?
为什么那个司机向我们闪着车灯？
《牛津词典》
The flashing light means (that) you must stop.
闪烁的灯光表示你必须停下。
We have become numb to our speed and numb to the road signs flashing by.
我们对车速和闪过的路标已经反应迟钝了。
