異常慘烈甚至連城市高樓都顫顫悠悠，然而this is NOT 人的錯覺

來源: 於 2015-01-08 06:08:29 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

top of the sear tower can have lateral movement of 3 ft