一首英文歌 男的唱的 声音很沧桑 开头是一段电吉他 颇有摇滚味 歌词中有Oh how I wish you were here ，

Pink Floyd: Wish You Were Here So, so you think you can tell Heaven from Hell, blue skies from pain. Can you tell a green field from a cold steel rail, A smile from a veil? Do you think you can tell? And did they get you to trade your heroes for