单词skidpan
n.: （供驾车者练习控制车辆打滑的）转向试验场网络: 摩擦力训练场；侧滑场地
（供驾车者练习控制车辆打滑的）转向试验场:
an area with a surface that is especially prepared so that drivers can practise controlling skids
复数：skidpans