載入中... 相關課程 Back 淌血的心—硫氰化鉀與鐵離子的反應 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. 淌血的心—硫氰化鉀與鐵離子的反應 上傳學習單 下載學習單