5 sentences

1. 那场演讲内容冗长且无聊。

   nà cháng yǎn​jiǎng nèi​róng rǒng​cháng qiě wú​liáo.

   The content of that speech was long and boring.

   Source: Dong Chinese Dictionary

2. 剪裁冗长的叙述让故事更紧凑。

   jiǎn​cái rǒng​cháng de xù​shù ràng gù​shi gèng jǐn​còu.

   Trimming the lengthy narrative made the story more compact.

   Source: Dong Chinese Dictionary

3. 老师建议我把这段冗长的描写删了。

   lǎo​shī jiàn​yì wǒ bǎ zhè duàn rǒng​cháng de miáo​xiě shān le.

   The teacher suggested that I delete this long description.

   Source: Dong Chinese Dictionary

4. 他的报告过于冗长，听众们都感到有些不耐烦。

   tā de bào​gào guò​yú rǒng​cháng, tīng​zhòng men dōu gǎn​dào yǒu​xiē bù nài​fán.

   His report was too long-winded, and the audience was getting impatient.

   Source: Dong Chinese Dictionary

5. 为了提高效率，我们需要简化这些冗长的办事程序。

   wèi​le tí​gāo xiào​lǜ, wǒ​men xū​yào jiǎn​huà zhè​xiē rǒng​cháng de bàn​shì chéng​xù.

   To improve efficiency, we need to simplify these long and tedious procedures.

   Source: Dong Chinese Dictionary