Online Recoverable Canadian Traveler Problem on a Continuous Network;
连续网络上的占线可恢复加拿大旅行者问题
Being in use, as a telephone line.
占线的正在使用的，比如电话线
get a busy signal
从(听筒中)听到占线的信号声
I'm sorry, his line is busy at the moment.
抱歉!他的线路现在占线。
but your line is busy.
可是你的电话占线。
We do not have any international circuits available now.
我们的国际线路现在都占线了。
percentage of double tracks to total route kilometres
复线占线路总里程的百分率
The operator tell the caller that the line is busy
接线生告诉打电话的人对方电话占线
The operator tells the caller that the line is busy .
接线生告诉打电话的人对方电话占线。
The operator told the caller that the line is busy.
接线员告诉打电话的人对方电话占线。
troops infiltrating through enemy lines into occupied territory
通过敌人封锁线潜入占领区的部队
The telephone number you want is engaged;try again in a few minutes.
你要的电话占线，请几分钟后再打。
I couldn't get him as the line was engaged.
因电话占线，我没能挂通他的电话。
I tried to call Mr. Smith, but the line is busy .
我给史密斯先生的打电话，结果占线了。
The telephones of radio stations and newspapers were very busy.
广播电台和新闻报社的电话总是占线。
You cannot speak to the manager - his line is engaged .
你无法和经理通话，他的电话占线。
Article4 Those who use a coastline shall pay a coast-line occupation fee according to business lines intended.
第四条使用岸线的，按不同用途收取岸线占用费。
I am sorry, the line be busy.
对不起，电话占线。
(of a telephone line)in use
（指电话线）使用着,占线
