上麵那張細節圖，大壩不接觸水的背麵被空氣壓出一大坑。水泥壩可以被壓倒，但不會變成那樣。這要多天真才會相信那是變形。

來源: super_cat 於 2019-07-13 07:55:53 [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.