helpline [ˈhelplaɪn]

例句:

• Should you lose your ticket call collect on STA's helpline.
  若遗失机票，请拨打STA的免费求助热线。
  来自柯林斯例句
• Fiona and Alastair have become patrons of the National Missing Person's Helpline.
  菲奥娜和阿拉斯泰尔已经成为国家失踪人口服务热线的代言人。
  
• Some workplaces may provide a confidential counselling service or telephone helpline.
  一些办公地点可能会提供一个隐私心理咨询服务,或者电话帮助热线.
  
• The helpline offers free and confidential support and information.
  来自BBC
• The website even provided an emergency helpline for would-be scammers.
  来自THETIMES
• By then it was midnight and the lottery helpline was closed.
  来自THETIMES