載入中... 相關課程 Back frustrating: 令人挫折的, frustrated, 沮喪的, frustrate, 使沮喪, frustration, 沮喪 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. frustrating: 令人挫折的, frustrated, 沮喪的, frustrate, 使沮喪, frustration, 沮喪 上傳學習單 下載學習單