今上化學堂去左做實驗....
點知變左幫呀SIR加快更換實驗用具...
大家集體打爛野= =
唔知佢地知唔知D用具擺係邊嘅
Bear佢仲好笑佢洗完支試管想放係枱上面點知碌左去鋅盤打爛左= =
我都唔知笑好定點好...