Ditch light
01
沟灯, 轨道灯
a bright lamp mounted on the front of a locomotive or train to illuminate the tracks ahead and improve safety during night travel
例子
Ditch lights help train operators see obstacles on the tracks in low-light conditions.
沟渠灯帮助列车操作员在光线不足的条件下看到轨道上的障碍物。
The bright ditch lights signal the approach of a train from a distance.
明亮的沟灯从远处标志着火车的接近。



























