1. Test copy. Load the configuration report on the flatbed, and then press Start Copy. 测试复印。将配置报告放在平板上，然后按下开始复印。
2. Main: All kinds of freight cars, tractor, semi-trailer low flatbed truck etc. , such as engineering vehicles. 主营：各类货运汽车，牵引车，半挂车，低平板车等各类工程车等。
3. Outside on the deserted sidewalk, a truck pulled up and opened its flatbed to reveal a portable art exhibit and D. 在空无一人的人行道上，一辆卡车靠边停，打开它的平台，露出移动式艺术展品与D。
英英解释
n.
1. freight car without permanent sides or roof
2. an open truck bed or trailer with no sides; used to carry large heavy objects
