載入中... 相關課程 Back 【數乙】100 填充D 可行解為平行四邊形 登入觀看 ⇐ Use this menu to view and help create subtitles for this video in many different languages. You'll probably want to hide YouTube's captions if using these subtitles. 【數乙】100 填充D 可行解為平行四邊形 上傳學習單 下載學習單