The shipper role is a provider role.

shipper角色是一种提供商的角色。

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The provider models for Membership and Role Manager are distinct in order to allow this.

这是因为，会员与角色管理器的提供者模型截然不同。

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The role bindings indicate which part of the service provider plays which role in the service contract.

角色绑定指示出服务提供者的哪一个部分在服务契约中扮演哪一个角色。

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He adds that Microsoft can play kingmaker here, given its pivotal role as the provider of search services on the site.

FORBES: Yahoo: 80% Chance It Gets Acquired, Analyst Says

While it has no immediate prospect of addressing its relative weakness in fighter aircraft, it is keen to boost its role as a provider of the clever electronics that they need.

ECONOMIST: European aerospace

China's ZTE, which has somehow silently risen through the ranks to become the world's number six phone manufacturer by volume, is said to be prepping a renewed global assault that will see it move beyond its typical role as a provider of low-end dumbphone fare to occupy the low-end smartphone niche, a market with traditionally limited choice.

ENGADGET: ZTE looking to move upmarket, build lots of smartphones