VERB
语无伦次地说；嘟囔；喋喋不休地说
If you say that someone is burbling, you mean that they are talking in a confused way.
例句
He burbled something incomprehensible...
他不知咕哝了些什么东西。
Key burbled about the wonderful people who contribute to tourism...
基喋喋不休地谈论着那些对旅游业作出贡献的了不起的人物。