light roadtraffic

例句：

1. 1. The light is shining through the window.
   光线透过窗户照进来。
2. 2. The lighthouse was a beacon of hope for many sailors.
   灯塔对许多水手来说是希望的灯塔。
3. 3. The room was too dark; she had to turn on the light.
   房间太暗了，她不得不打开灯。