在南方某城的旅游俱乐部,每年颁发一次“轻便背囊”奖,表彰写得最美、最真实的游记。去年,这一光荣的奖赏被描写溶洞探险的三名青年人得去了。他们描绘他们怎样在溶洞里迷了路,后来又怎样从地球的另一面走出了溶洞。据他们在游记里所说,当他们从深深的地隙 In a southern city of the tourism club, presented annually “lightweight rucksack ” award, in recognition of writing the most beautiful and most authentic travelogue. Last year, this glorious reward was proclaimed by three young people who explored cave exploration. They portray how they lost their way in the caves and later walked out of the caves from the other side of the earth. According to what they said in their travels, when they are deep from the gap