Chaos_xspy | 1 points | Mar 15 2022 23:15:06

五分鐘學會拓撲學(搞笑視頻) Learn Topology in 5 minutes (joke video)

https://m.youtube.com/watch?v=aewo8otGAAQ

[-] Chaos_xspy | 1 points | Mar 15 2022 23:16:40

我看到結尾被破大防了😭

[-] FrostingCreative1328 | 1 points | Mar 16 2022 01:06:28

Exercise: show that a 10inch penis and a 3inch penis are homeomprphic.

[-] XWN_BS | 1 points | Mar 16 2022 03:53:10

这玩意有啥用