1粒尘在肺部可能久留，1粒饭粒难以在肺部久留，更难入肺。

来源: 大江川于 2014-06-25 15:08:21 [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.