載入中... 相關課程 Back L44 放在前面、後面的字(dis un) 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. L44 放在前面、後面的字(dis un) 上傳學習單 下載學習單