Refer to any hotlines or technical service bulletins that may apply.参考任何可使用的热线或技术服务报告.If an enterprise in sales, three, but consumer complaints, after - sale telephone hotlines.如有的企业在销售时约定三包, 但是,消费者投诉后, 售后服务 电话打不通.Mass h...

hotlines的音标：...

n.热线( hotline的名词复数 )...