Strong winds felled the road sign.
强风吹倒了这个路标。
Beware ramp, eg seen on a road sign.
注意斜坡。
The road sign confused the driver. Bewilder
混乱, 使, 表示迷惑到茫然不知所措的地步。如
PERCEPTIBLE DISTANCE OF A ROAD SIGN VARIES W TH THE CAR SPEED
不同车速下司机对交通标志的辨认距离实验
A sign which says that drivers have to stop when they come to the main road ahead.
一个让驾驶员到了主干道就得停下来的标牌。
Have you noticed the road sign saying you should not drive above 60 miles an hour?
你注意路标了么，上面写着时速不允许超过60公里。
Based on color segment and shape analysis, a method of road traffic sign detection is proposed.
提出了一种基于颜色分割和形状分析的交通标志检测方法。
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