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I can’t say for certain off-hand.


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这个单词你近期已经查过5次了,小D建议你将它收录到单词本。收录 / 忽略

testing ground

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试验场
同:

名词解释:

  • a region resembling a laboratory inasmuch as it offers opportunities for observation and practice and experimentation
    • the new nation is a testing ground for socioeconomic theories
    • Pakistan is a laboratory for studying the use of American troops to combat terrorism
查询结果不满意?帮小D改进一下吧
开心词场背单词

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