可能是文件被加密了，禁止编辑。

来源: NO-ID 于 2016-06-19 12:49:16 [旧帖] [给我悄悄话] 本文已被阅读：次

看看顶部有没有显示“SECURED"

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