As each service defines a different format, two different transformations have to be performed before sending the message to the correct service.

由于每个服务定义了不同的格式，在发送消息给正确的服务之前必须完成两种不同的转换。

youdao

These two transformations are the opposite of each other, or I should say the inverse of each other.

这两种变换是对立的，呃，应该说是互逆的。

youdao

Two of the most popular are eXtensible Stylesheet Language Transformations (XSLT), and XML Path Language (XPath).

其中两个最常用的是：“可扩展样式表语言变换 (XSLT)”和“XML 路径语言 (XPath)”。

youdao

The plan will require two transformations, one micro and one macro.

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Keep in mind that this is a complex, messy tale of two transformations that share certain features, with the second one being layered on top of the first.

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