載入中... 相關課程 Back S-9-3-S06 能理解數條不相同的平行線對兩條以上直線做截線段會得到比例線段 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-9-3-S06 能理解數條不相同的平行線對兩條以上直線做截線段會得到比例線段 上傳學習單 下載學習單