保护地球，人人有责，作为旅行者，更应当体会到环保生态对于地球和人类的重要性

来源: 慢漫游于 2015-12-30 10:36:15 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.