polyglotter

例句：

1. 1. The polyglotter was able to communicate with people from different parts of the world.
   这位多语者能够与来自世界各地的人交流。
2. 2.The polyglotter used his knowledge of several languages to help the refugees.
   这位多语者利用他掌握的几种语言帮助难民。
3. 3. The polyglotter was invited to speak at a conference on multilingualism.
   这位多语者受邀在关于多语种的会议上发言。