No Plagiarism!1jmelBelnibg0hNXFWV8posted 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 protection501PENANA7Z8dICzwPq 維尼216.73.216.213ns216.73.216.213da2