Shut down systems when only 15-minute E-mail checks are active, or when a streaming audio connection is left playing in mute for hours.

当计算机中只有历时15分钟的电子邮件检查处于活动状态时，或者如果流音频连接在几个小时内一直处于静音播放状态，则关闭系统。

youdao

Although Cron has serious problems on a system that is shut down regularly, it is still the tool of choice for jobs that run frequently, such as hourly checks for new E-mail on a remote mail server.

尽管对于经常关闭的系统来说，Cron会造成一些严重的问题，但是，对于经常运行的作业，比如远程邮件服务器上每小时进行一次的新邮件检查，Cron仍然是一个重要的工具。

youdao

The agents seized computers and shut down e-mail service, as first reported by NPR News.

NPR: FBI Searched Bloch, Seized Flash Drives

Some enhanced e-book publishers have shut down production due to anemic sales.

WSJ: Enhanced E-Books: Blowing Up the Book

Before setting up and running the prominent Rooznegar blog, Mr Motallebi was a staff reporter on a reformist newspaper called Hayat-e-No which was shut down by the Iranian authorities in January.

BBC: Bloggers unite to fight