ペラペラ， ぺらぺら
1. fluently (speaking a foreign language)
2. incessantly (speaking), glibly, garrulously, volubly
3. one after the other (flipping through pages)
4. thin (paper, cloth, etc.), flimsy, weak
流利地（说外语）；滔滔不绝地、贫嘴地、喋喋不休地；接二连三地（翻动着书页）；薄（纸张、布料等），脆弱，脆弱