youdao

The essentially permanently keeps an open connection between the browser and the server.

因此本质上保持了浏览器与服务器之间的永久连接。

youdao

The browser maintains a single open connection to Amazon's servers, ready to request more content when needed.

浏览器保持与Amazon服务器的单一打开连接，随时准备请求更多内容。

youdao

In its latest operating system update, Apple introduced iMessage, which allows iPhone, iPad, and iPod touch users to send each other unlimited text messages using Wi-Fi or 3G connections (in other words, in the worst case arbitraging the data plan and in the best, using an open backhaul connection for free).

FORBES: The Fall Of The Texting Empire

Silk keeps a persistent connection open to EC2 so that there is always a connection at the ready to start loading the next page.

ENGADGET: Amazon Silk browser spins a faster mobile web, courtesy of cloud servers (video)

One scenario is if a person doesn't encrypt their wireless connection, leaving it open to a neighbor or malicious hacker that swaps illegal files.

NPR: Music, Movie Industry To Warn Copyright Infringers