爱吃之虎虎
讲完了自己的没内容后要说Thank you for listening. Next let's welcome 人名 and his topic is 这个人的演讲题目。然后你就可以退场了。

王豆豆228
Now please allow me to introduce the next speaker, XXX. He/She is going to talk about ........
咖啡熊33
英语没有由上一演讲者引荐下一演讲者的习惯,如果非要这么做,可以在结语(如That's all I wanted to say. Thank you!)之后,简单说一句Now please welcome Mr./Ms. XXX.即可。