Put a pile of heavier books like phone books or hardbound novels or text books on top of the book holding the leaves.

用电话簿、精装小说或者课本之类比较重的书压在上面。

youdao

After a moment, he nodded, searched through a stack, and handed me a dark red hardbound book, fairly thick.

过了片刻，他略一点头，便在一堆书中搜寻，然后递给我一本暗红色封面的精装本，挺厚的。

youdao

After a moment, he nodded, searched through a stack, and handed me a dark red hardbound book, fairly thick.

过了片刻，他略一点头，便在一堆书中搜寻，然后递给我一本暗红色封面的精装本，挺厚的。

youdao