喵~自在的ken
@kentan
分享
Sat, Apr 7, 2018 1:45 PM
3
這是一個完全平坦的地板,利用錯覺來防止有人在走廊上奔跑。
Fascinating things:
Perfectly flat floor, designed to stop people from running in the hallway
掰噗~
@baipu
說
Sat, Apr 7, 2018 1:45 PM
載入新的回覆
Fascinating things:
Perfectly flat floor, designed to stop people from running in the hallway