“今天老師不是說了牛頓第二定律麼？”446Please respect copyright.ＰＥＮＡＮＡcdhkVmPyMj
446Please respect copyright.ＰＥＮＡＮＡFRO31yV8VE
“嗯，怎麼了？”
446Please respect copyright.ＰＥＮＡＮＡHM9AsYzFOA
“我在想說...淨力...摩擦力...自由落體運動...F=ma@$(@-$(#'":/:”
446Please respect copyright.ＰＥＮＡＮＡpJnQWNhXQf
“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......#$$@$#(@-'$$'="@$!”
446Please respect copyright.ＰＥＮＡＮＡ9WEjHJMkqP
“啊，原來學霸都那麼談戀愛啊。”路人甲說。
446Please respect copyright.ＰＥＮＡＮＡli1Gv3DYny
“......那我還是不要當學霸了。”路人乙道。
