depending on your phone settings, the person who called you will either be forwarded to your voice mail or will hear a busy signal .
根据您的手机设置,人谁打电话给你要么被转发到您的语音邮件或将听到忙音。
now when people call a phone and get a busy signal they get mad.
现在,人们打电话时如果听到的是忙音,就会变的抓狂。
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。
after a few repetitions of that insistent, one-note beep, the overture begins building off its rhythm. the busy signal became a musical theme for the entire opening number.