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 (82)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.....