It's an ideal proving ground for the new car.这里是个理想的新车试验场。The Minister was proving unbending on key issues.在关键问题上该部长决不通融.He has determined on proving his friends'innocence.他决心替他的朋友洗清罪名....
... proving they could deliver the vote in their areas...证明他们能够得到自己选区的选票It is proving controversial in the extreme...事实证明它极具争议。Eradication of the Alpine nomenclature is still proving a Herculean task.根除阿尔卑斯命名法依然是一项极其艰难的工...