Such systems are being tested, though there are tensions over whether the phone company or the credit-card company would get the bulk of the spoils.

这种系统正处于测试中，虽然电话公司与信用卡公司为获取这桩大生意正进行紧张的竞争。

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Having spent fortunes on branding, credit-card firms and Banks do not want to see other payment systems gain ground.

对投入了大量资金构建品牌的信用卡公司及银行而言，他们并不希望看到其他支付系统发展壮大。

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The same risk that applies in the physical world with regard to use of credit CARDS over the phone applies to systems relying on credit card Numbers for authentication on the Net.

在现实世界中通过电话使用信用卡的风险同样适用于网络上依赖信用卡号进行认证的系统。

youdao

At best, they point out the ridiculous pricing and chargeback structure of the quasi-government credit card systems.

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Meanwhile, some app makers have said that the service has been slow to get started because the TLC's rules are cumbersome, especially a section intended to mollify concerns from vendors who provide the meter and credit-card systems to the 13, 000-strong fleet.

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Now this may not seem relevant until you consider that some credit card and other systems authenticate callers by the same last four digits of the card plus the caller ID from their originating phone number.

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