Back 【解題】用 10 元硬幣和 1 元硬幣計算:34 減 14 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. 【解題】用 10 元硬幣和 1 元硬幣計算:34 減 14 上傳學習單 下載學習單