vehicle

n.

1. 交通工具, 车辆
   • No vehicles are permitted into the park.
     公园内禁止任何车辆进入。
2. 传播媒介, 手段
   • Air is the vehicle of sound.
     空气是声音传播的媒介。
   • Newspaper may be used as a vehicle for publicity.
     报纸可用作宣传工具。