您要查找的是不是：
- Subscriber Toll Busy signal LT 用户长途忙信号
- Subscriber Local Busy signal LT 用户本地忙信号
- Busy signal detected at remote site on callback. 在远程站点回拨时检测到了占线信号。
- I don't know, I just keep getting a busy signal. 我不知道,对方电话老是占线。
- I just keep getting a busy signal. 我打的时候老是占线。
- B: I just keep getting a busy signal. 我打的时候老是占线。
- I can not reach the Peace Hotel, there is a busy signal. 我没法打通和平饭店，通话中。
- I've been trying to call her, but I keep getting a busy signal. 我不停的打电话给他,但老是占线。
- I can't reach the Peace Hotel, there's a busy signal. 我没法打通和平饭店,通话中。
- He telephoned the lawyer and again got a busy signal. 他打电话给律师, 但还是听到占线的信号。
- I called him, but could not get through. I keep getting a busy signal. 我打电话给他，但是没有打通，电话总是占线。
- If you called my office Saturday morning, you would have gotten a busy signal. 你要是周六早上给我办公室打电话，你就能听到占线的声音。
- All I get is a busy signal when I dial his number(= his phone is being used). 我什么时候拨他的电话听到的都是忙音。
- I kept trying to get through to you, but all I got was a busy signal. 我一直在不停地给你打电话，但我听到的总是忙音。
- Digital Path Not provided signal LT 不提供信号的数字通路
- A toll is charged for the use of the expressway. 在那条高速公路上行驶需付通行费。
- The war took a heavy toll of human life. 这次战争夺去了许多人的生命。
- The toll charged for a ferry passage. 摆渡费乘坐渡船而征收的费用
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- A subscriber to a telephone party line. 对方合用电话线路的用户
