The communication fails without the proper import and export definition.

没有恰当的导入和导出定义，通信将失败。

youdao

In addition to these changes, you need to create a service export definition for every request handler.

除了这些变更，您需要为每个请求处理程序创建一个服务导出定义。

youdao

Now that we have completed the definition of the export and import bindings and provided the mediation flow implementation, we can finally deploy and run the entire example.

既然我们已经完成了导出和导入绑定的定义，并且提供了中介流的实现，那么我们就可以最终部署并运行整个示例了。

youdao

As individuals we trade products for products, so in order to export we must by definition import.

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Also, if you eliminate the excess credit that fueled excess demand in rich countries, by definition you do away with the demand itself and with a substantial portion of China's export-led growth.

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