busy signal

音标发音

Busy signal detected at remote site on callback.
在远程站点回拨时检测到了占线信号。
But when I went to see the revival of the show in 2006, the busy signal was gone.
然而我2006年去看此剧的复演时，这个声音却消失了。
So many people were trying to call it on Friday that the hot line almost always gave a busy signal.
上周五拨打电话的人非常多，以至于热线电话几乎一直处于占线状态。

Mobilcom, which charges a flat rate of DM0.19 a minute for long-distance calls in Germany (a third of Deutsche Telekom's peak rate), is so popular that most customers trying to reach its network find only a busy signal.
ECONOMIST: Deutsche Telekom
And if you just did one thing this hurricane season, make sure you've got a good family communication plan and what your backups are going to be, so when you get on that cell phone and you get that busy signal you're not stuck, you know what the next step is.
WHITEHOUSE: Press Briefing