Braille books are quite expensive and you have to use quite a sum to purchase one.

盲文书籍非常昂贵, 而且你需要花很多钱才能买一本。

Until recently, blind and visually impaired students in Kenya were still using Braille books for their studies.

直到最近，肯尼亚的盲人和视力受损的学生仍在使用盲文书籍学习。

He says that Braille books are costly and you have to spend a lot of money to buy one.

他表示，盲文书籍价格不菲，而且一本书得花很多钱。

Soon Helen could read Braille books on her own.

很快，海伦就可以自己阅读盲文书籍。