Google Protocol Buffer(简称 Protobuf)是一种轻便高效的结构化数据存储格式，平台无关、语言无关、可扩展，可用于通讯协议和数据存储等领域。(Google Protocol Buffer (referred to as Protobuf) is a lightweight and efficient structured data storage format, platform-independent, language-independent, scalable, can be used for communication protocols and data storage and other fields.)