3 sentences

1. 谢谢你的反馈。

   xiè​xie nǐ de fǎn​kuì.

   Thank you for your feedback.

   Source: OpenSubtitles

2. 我们需要建立一个有效的反馈机制。

   wǒ​men xū​yào jiàn​lì yī gè yǒu​xiào de fǎn​kuì jī​zhì.

   We need to establish an effective feedback mechanism.

   Source: Dong Chinese Dictionary

3. 请将读者的意见及时向编辑部反馈。

   qǐng jiāng dú​zhě de yì​jiàn jí​shí xiàng biān​jí​bù fǎn​kuì.

   Please provide the readers' feedback to the editorial department promptly.

   Source: Dong Chinese Dictionary