第一次听说这个概念，很好奇，所以就贴出来了，算是换个角度的解析吧

来源: 夜半_听雨于 2020-09-21 12:04:02 [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.