英法联合研究团队正在开发一种新型环保技术。

An ___Anglo-French research team is working on a new eco-friendly technology.

这个中世纪手稿是用盎格鲁-法语书写的，当时是英格兰的官方语言。

This medieval manuscript was written in ___Anglo-French, which was the official language in England at that time.