a place or situation used for testing new ideas and methods to see if they work （新思想、新方法的）试验场，试点 Eastern Europe has been a testing ground for rapid economic reform. 东欧成为了快速经济改革的试验场。
a place used for testing machines, etc. to see if they work correctly （机器等的）试验场 a piece of land in use as a tank testing ground 用作坦克试验场的一块土地