與世隔絕，閉關鎖國，使與外界的文化差異和思維方式的距離越來越大。

來源: 老商於 2021-07-19 10:19:25 [舊帖] [給我悄悄話] 本文已被閱讀：次

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