wǒ / men / bǎ / líng / qián / còu / chéng / yì / bǎi / yuán / zhèng / hǎo / gòu / mǎi / zhè / běn / shū

我们把零钱凑成一百元，正好够买这本书。

We put our loose change together to make one hundred yuan, exactly enough to buy this book.