閉門造車，是有特定含義的。和堆砌還不一樣的。

來源: 惜也於 2021-09-30 07:38:45 [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.