通过允许您使用通常理解的sql语法查询第三方服务，YQL可以节省您的时间和精力，并且更易于将来自不同来源的数据集成到一个Web应用程序中。

By permitting you to query third-party services using commonly understood SQL syntax, YQL saves you time and effort and makes it easier to integrate data from disparate sources into a web application.

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将语法讲解时间缩短到10分钟以内，特别是对低水平的学生，他们的注意力维持时间是有限的。

Limit the time you devote to grammar explanations to 10 minutes, especially for lower level students whose ability to sustain attention can be limited.

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