求翻译：活动在北京“红太阳老年合唱团”一首温暖的《夕阳红》中拉开了序幕。紧接着，诸位嘉宾纷纷上台阐述了自己对建立全国性老年人心理危机免费救助热线的看法和意见，表达了对热线前景的衷心祝愿。是什么意思？

Activities in Beijing, "Red Sun elderly choir," a warm "sunset red" in a prelude. Then, have power of you guests presented their psychological crisis for the elderly to establish national free helpline views and opinions expressed sincere wishes for hot prospects.

正在翻译，请等待...

The activity “the red solar old age chorus” warm "the Setting sun Red" has begun the prologue in Beijing.The following closely, your honored guest came on stage in abundance elaborated own to established the nationwide senior citizen psychology crisis free rescue hot line the view and the opinion, e

Activities Beijing "Red Sun old choir" a warm in the sunset red opened the prelude. Shortly afterwards, the men presented their guests have assumed power on the establishment of a national elderly psychological crisis of free assistance hotline views and comments expressed sincerely wish that the Ou

Activities in Beijing "Red Sun old choir" a warm opened the prelude of the sunset red. Shortly afterwards, the men presented their guests have assumed power on the establishment of a national elderly psychological crisis of free assistance hotline views and comments expressed sincerely wish that the