我们在一辆平板卡车上演唱，大家则在人行道上跳舞、交际。

We played up on a flatbed truck, and they danced and mingled on the pavement.

今天乌云密布，工作人员利用吊车和平板卡车将变形的火车厢拖走。

Under an overcast sky, cranes and flatbed trucks hauled mangled cars away.