You are viewing a single comment's thread from:RE: 看《Kenchung學數學》學人文-Why Do We Prefer Even Numbers?View the full contextView the direct parentdeanliu (77)in #cn • 7 years ago 什麼時候,我們說話變得這麼無聊了,我都沒發現 ....
唉,這幾年,大家都累了.....