“今天老師不是說了牛頓第二定律麼？”411Please respect copyright.ＰＥＮＡＮＡbYVKUiHC4g
411Please respect copyright.ＰＥＮＡＮＡ58LHaazjp1
“嗯，怎麼了？”
411Please respect copyright.ＰＥＮＡＮＡP14nTYX3ZM
“我在想說...淨力...摩擦力...自由落體運動...F=ma@$(@-$(#'":/:”
411Please respect copyright.ＰＥＮＡＮＡPiyoyGBThL
“啊對，就是這個，那麼這就跟牛頓第一定律相關。他是這麼說的......#$$@$#(@-'$$'="@$!”
411Please respect copyright.ＰＥＮＡＮＡkU3rtUi52B
“啊，原來學霸都那麼談戀愛啊。”路人甲說。
411Please respect copyright.ＰＥＮＡＮＡTk0EotpYNR
“......那我還是不要當學霸了。”路人乙道。
