You have created an XML socket connection.

您已经创建了一个xml套接字连接。

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The socket connection itself is expensive.

套接字连接本身代价极高。

youdao

The transaction ends when the TCP socket connection is closed.

tcp套接字连接关闭时，事务结束。

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Powerline uses industry-standard HomePlug AV technology to turn any home wall socket into a network connection.

ENGADGET: Cisco unveils Linksys HomePlug AV Powerline solutions, converts outlets into network connection points

It will enable people with suitably-equipped laptops to access the internet without the need for a connection via a socket or a mobile phone.

BBC: Man using wi-fi laptop