在二进位系统中，信息的每一位不是开就是关，不是一就是零，小是真就是假。

In a binary system, each bit of information is either on or off, one or zero, true or false.

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这些尝试使用的是作业系统与实作专属的二进位资料格式，而不是XML为基础的合约。

Rather than using the XML-based contract that is the basis for Web services, they used binary data formats that are both operating system specific and implementation specific.

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