In contrast to the long-established payment processing systems, e-commerce cryptocurrency allows purchases to be made without intermediaries, chargebacks, and dishonest manipulations.

同传统的支付处理系统相比，电商行业可使用加密货币，使交易过程免去中介，省去银行卡或信用卡退款的麻烦，杜绝欺诈行为。

Well, it marketed itself as the leader in payment processing systems and claimed it used a superior technology.

好吧， 它把自己标榜为支付处理系统的领导者，并声称它使用了卓越的技术。