túshūguǎn guīdìng ， shū dàoqī yǐhòu ， měiduō yītiān yàojiāo wǔmáoqián 。

图书馆规定，书到期以后，每多一天要交五毛钱。

The library rule is that after a book is due, you pay fifty cents for each extra day.