同根派生 testing ground相关词英汉例句用作名词 (n.)It's an ideal proving ground for the new car.这里是个理想的新车试验场。Delmar Simpson and Nathanael Beech were arraigned Friday at the Aberdeen Proving Ground Military Base in Maryland.德尔玛辛普森和拿比奇被传讯星期五在阿伯丁试验场军事基地马里兰。testing ground更多例句