小說簡介: 我的第3本新書 數學進位制轉換資料合集,都市腦洞,諜戰,歷史,學霸,天才,聊天群,直播。My third new book, Mathematical Conversion Data Collection, Urban Brainstorming, Spy Wars, History, Scholar, Genius, Chat Groups, Live Streaming.書籍編碼:7364594654672604185 Book code: 7364594654672604185