While most teams will probably continue to use third-party unit testing tools such as NUnit for other reasons, MSTest is at least one step closer to being a viable option.

虽然大部分团队可能会因为其他原因还是继续使用第三方单元测试工具，如NUnit，不过这个增强让MSTest至少在成为一种可行选择的过程中更近了一步。

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Using a third party to administer and host the system is a viable option.

使用第三方管理和主管系统是可行的选择。

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Third-party: If you have selected this option, please click here.

第三方：如果您选择此选项，请点击这里。

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Even so, the commission and others are pressing wireless carriers to offer consumers the option to block third-party billing as a way to prevent cramming charges.

NPR: Feds Get Closer Look At Fake Mobile Bill Charges

They also have the option of using a third-party SIM for international voice and data services.

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Zachary advocates keeping the Internet distribution model, in which users can download apps off the Apple site, developers' sites or third-party sites, and adding iTunes as another option.

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