同意，这才是可持续性发展，良性循环。

来源: 伊敏于 2014-03-01 11:31:50 [博客] [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.