学校的布告栏上有许多通知。

Xuéxiào de bùgào lán shàng yǒu xǔduō tōngzhī.

The school notice board has many announcements.

学校发了一份重要的布告。

Xuéxiào fāle yīfèn zhòngyào de bùgào.

The school issued an important notice.

图书馆门口有一张布告告示。

Túshūguǎn ménkǒu yǒu yī zhāng bùgào gàoshì.

There is a notice posted at the entrance of the library.