You can comparison shop among the various downloads and find the perfect one for you, then take a trial run and make sure it is actually the one you want before you plunk down any hard, cold money.

• 您可以比较各种各样的下载商店，就会发现适合您的软件,在您决定要支付坚硬,冷的金钱之前，你需要一次试运行在确定它实际上就是你所寻找的。