英语词汇proving ground怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	proving ground
释义	proving ground noun an area or situation in which a person or thing is tested or proved 试验场; 检验场合。
随便看	scythe Scythia Scythian SD S. Dak. SDI afield a fifteenth/one fifteenth a fifth of a fifth/one fifth a fight to the finish afire a firm hand a fish out of water AFK AFL aflame aflatoxin AFL-CIO a flea in one's ear a flick through a flip through afloat aflutter a fly in the ointment

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