FRAD

例句：

1. 1. The book is written in French, which is difficult for non-French speakers to understand.
   这本书是用法语写的，对非法语母语者来说很难理解。
2. 2. The ancient Romans used Latin as the official language of their empire.
   古罗马人用拉丁文作为他们帝国官方语言。
3. 3.The German language has a rich history and is spoken by over a billion people worldwide.
   德语有着丰富的历史，全世界有超过十亿人使用。