Core contains a wide variety of GUI widgets and the IO transport for XHR requests to the server.

核心部分包含了各种各样的GUI组件和io传输，后者用于将XHR请求发送给服务器。

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Allows for easy customization of the core HTTP transport mechanism.

允许轻松定制核心HTTP传输机制。

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Recall that the Internet protocol (IP) is the core network layer protocol that sits below the transport protocol (most commonly the Transmission Control protocol, or TCP).

回想一下，Internet Protocol (IP)是传输协议(通常称为传输控制协议或TCP)下面的核心网络层协议。

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