Neither is public because those not paying can be prevented from receiving the service—by fences or toll barriers.

它们都不是公共的，因为那些未付款者可以被篱笆或路障挡在外面而得不到服务。

youdao

Our goal is to help you cross language barriers and lead your business global. PUT has been making unremitting efforts to provide high-quality service to domestic and international customers.

跨越语言障碍，实现全球沟通，普特翻译愿通过孜孜不倦的努力，竭诚为国内外客户提供优质的翻译服务。

youdao

To help address some of the current issues with Web service interoperability testing and break down the barriers described above, a new initiative has been started: the Web Services test Forum (WSTF).

为帮助解决Web服务互操作性测试的一些当前问题，并排除上述障碍，已启动新的计划：Web服务测试论坛(WSTF)。

youdao

"The time has come to rescind the direct combat exclusion rule for women and eliminate all unnecessary gender-based barriers to service, " Gen.

WSJ: Panetta to Open Combat Roles to Women

But to be widely successful, Internet service markets will have to overcome cultural barriers: people are used to getting advice free online, and they may hesitate to pay a service provider whom they have never met face-to-face.

ECONOMIST: The Internet: At your service | The

"This is a firm undertaking by the Manx government to look after our military personnel and it will help remove some of the barriers faced by returning service men and women, " he said.

BBC: The Isle of Man proposes to back military covenant