It has several parts with types that are the service specifications discussed previously.

它具有前面所讨论的服务规范类型中的若干部分。

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It has several parts: the knowledge-base, the course maker, the deducing machine, the management tools, and the study guiding interface.

它包括：知识库模块、课件写作模块、推理机模块、管理模块和导航学习接口模块。

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While GWT simplifies the process by which you create an Ajax application, it still has several parts you must keep synchronized for it to work.

虽然GWT简化了创建Ajax应用程序的过程，但是它仍有几个部分必须保持同步才能正常运行。

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So far in 2013 Mexico has attracted billions of dollars of new investment from foreign companies, but it has also witnessed the emergence of vigilante groups in several parts of the country where the federal government has been unable to effectively combat organized crime.

FORBES: Two Nations Indivisible: A Roadmap for Modern Mexico