2 sentences

1. 你的锅炉需要更换。

   nǐ de guō​lú xū​yào gēng​huàn.

   Your boiler needs to be replaced.

   Source: CCMatrix

2. 我见他们正在安装一台新锅炉。

   wǒ jiàn tā​men zhèng​zài ān​zhuāng yī tái xīn guō​lú.

   I saw them installing a new boiler.

   Source: AI Challenger 2017