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

Hardbound books, apparently, are soooo 20th century -- at least for the upcoming BiblioTech library in San Antonio, Texas' south side.

ENGADGET

Those shows are now on "They All Played for Us, " a lavish 4-CD set with a hardbound book of commentary and colorful photography, released by the label last month.

WSJ: Five Decades of Arhoolie Records | By Barry Mazor

Since many of the players from both teams remained with their respective clubs and played big roles in this year's American League Championship Series, it's interesting to learn more about each one and to read about their feats in hardbound print.

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