4 sentences

1. 有时我们彼此不了解。

   yǒu​shí wǒ​men bǐ​cǐ bù​liǎo​jiě.

   Sometimes we don't understand each other.

   Source: CCMatrix

2. 你甚至都不了解我。

   nǐ shèn​zhì dōu bù​liǎo​jiě wǒ.

   You don't even know me.

   Source: OpenSubtitles

3. 你是我哥哥，但你不了解我。

   nǐ shì wǒ gē​ge, dàn nǐ bù​liǎo​jiě wǒ.

   You are my brother, but you do not know me.

   Source: UM-Corpus: Subtitles

4. 问题不是她不了解这项技术。

   wèn​tí bù​shì tā bù​liǎo​jiě zhè xiàng jì​shù.

   The problem isn’t that she doesn’t understand the technology.

   Source: CCMatrix