testing ground
参考词典中testing ground的常规释义：
基本释义
- 试验场
英英解释
1个名词解释
- a region resembling a laboratory inasmuch as it offers opportunities for observation and practice and experimentation
[同] laboratory, testing ground
[例]- the new nation is a testing ground for socioeconomic theories
- Pakistan is a laboratory for studying the use of American troops to combat terrorism
点击查看……- a region resembling a laboratory inasmuch as it offers opportunities for observation and practice and experimentation
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