这本小册子里有产品的介绍。

Zhè běn xiǎocèzi lǐ yǒu chǎnpǐn de jièshào.

Products are introduced in this pamphlet.

我忘了带练习册上学。

Wǒ wàngle dài liànxícè shàngxué.

I forgot to bring the exercise book to school.

我有一本集邮册。

Wǒ yǒu yì běn jíyóucè.

I have a stamp collection book.