When size of second declared array is 2, it gets extra 4 byte offset.

当尺寸二声明数组是2，得到额外的4字节的偏移量。

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Each byte offset identifies a memory address used by a machine code instruction.

每个字节位移用于标识一个机器代码指令使用的内存地址。

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Gets the portion of the HTTP request body that has currently been read by using the specified buffer data and byte offset.

使用指定的缓冲区数据和字节偏移量获取HTTP请求正文当前已被读取的部分。

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