“今天老師不是說了牛頓第二定律麼？”423Please respect copyright.ＰＥＮＡＮＡOaC83lFElv
423Please respect copyright.ＰＥＮＡＮＡxacYvy0MYu
“嗯，怎麼了？”
423Please respect copyright.ＰＥＮＡＮＡUxBhF9dXAx
“我在想說...淨力...摩擦力...自由落體運動...F=ma@$(@-$(#'":/:”
423Please respect copyright.ＰＥＮＡＮＡmgy38xfDIf
“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......#$$@$#(@-'$$'="@$!”
423Please respect copyright.ＰＥＮＡＮＡ8TbEGhxpZM
“啊，原來學霸都那麼談戀愛啊。”路人甲說。
423Please respect copyright.ＰＥＮＡＮＡw1dc8rgUd8
“......那我還是不要當學霸了。”路人乙道。
