No Plagiarism!1hX3b0icUl7sibfPhmcGposted on PENANA 小時候學了一大堆公式定理,被折磨到懷疑人生,笑死,根本一個也沒用到。8964 copyright protection499PENANAhTlOAgPfNP 維尼216.73.216.2ns216.73.216.2da2