如何在iOS模拟器中更改In-ApppriceLocale产品的本地化？我总是得到以欧元为单位的价格，但我无法将其换成美元。例子:-(void)productsRequest:(SKProductsRequest*)requestdidReceiveResponse:(SKProductsResponse*)response{NSArray*Books=response.products;if([SKPaymentQueuecanMakePayments]&&[response.productscount]>0){}for(SKProduct*bookinBooks){NSLocale