今日我才發現自己的書桌有點略微傾斜。904Please respect copyright.PENANA7j4M3gKkNM
如果我將六角柱的原子筆放好,904Please respect copyright.PENANAvxhS9k1iaY
它雖然沒有自動滾下來,904Please respect copyright.PENANANyIx8BLyVq
但垂直放下一個十元硬幣便會滾掉了!904Please respect copyright.PENANAiMYOA7xE8s
所以說:「錢都是很容易離開我的東西!」904Please respect copyright.PENANA638idw1GKY