The anti-government red shirts set up their own barricades of rubber tires and slowly drove a yellow tanker truck toward the soldiers, until shots were fired.

VOA: standard.2010.05.15

There was a large flatbed truck out there and there were these people on this truck getting you-- trying to sell you audio equipment, and they had a big banner up there.

那儿有一个大平板卡车,有一群人在车上,正试图向你推销音响,他们还有个巨大的横幅

耶鲁公开课 - 聆听音乐课程节选