老师提出了学术研讨的倡议。

Lǎoshī tíchū le xuéshù yántǎo de chàngyì.

The teacher proposed an academic research discussion initiative.

市长在会上倡议大家多使用公共交通。

Shìzhǎng zài huì shàng chàngyì dàjiā duō shǐyòng gōnggòng jiāotōng.

The mayor proposed at the meeting that everyone use public transportation more.