She is fluent in Ganda.

她精通卢干达语。

The book is written in Ganda.

这本书是用卢干达语写的。

She translated the document into Ganda.

她把文件翻译成了卢干达语。

They offer Ganda language courses at the university.

他们在大学里提供卢干达语课程。

He is learning Ganda to communicate better with locals.

他正在学习卢干达语，以便更好地与当地人交流。