In my opinion, it is a complex solution.
在我看来,这是一个复杂的解决方案。
This is a more complex solution, with a minimum of three devices used.
这是更复杂的解决方法,至少需要3块设备。
Messaging: transforming the message's payload from one type to another – is crucial to any kind of complex solution.
消息传递:对任何复杂的解决方案来说,将消息的有效负载从一种类型转换为另一种类型都至关重要。
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