載入中... 相關課程 Back S-8-7-S01_會利用梯形面積=(上底+下底)×高÷2計算梯形面積。 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. S-8-7-S01_會利用梯形面積=(上底+下底)×高÷2計算梯形面積。 上傳學習單 下載學習單