它们是 HTTP 和 SOAP 工作类。

There are both HTTP and SOAP work classes.

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请求流送达odr后，将根据所定义的工作类对其进行分类。

After the request flow hits the ODR, it gets classified according to the defined work classes.

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最后，一个工作类通过名为事务类的中间组件绑定到特定的服务策略。

Finally, a work class is tied to a specific service policy by an intermediary component called transaction class.

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We're going to talk about the mechanisms by which these work as well.

我们也会讲到这类协同工作的机理

耶鲁公开课 - 生物医学工程探索课程节选

What sort of things did you study for a career in advertising?

为了广告类的工作，你都学过些什么？

在广告公司工作 - SpeakingMax英语口语达人