2 sentences

1. 我们可以弄清一些关键的特征。

   wǒ​men kě​yǐ nòng qīng yī​xiē guān​jiàn de tè​zhēng.

   We can identify some key characteristics.

   Source: CCMatrix

2. 这个人可能在谈话中停下来，无法弄清下一步该说些什么。

   zhè​ge rén kě​néng zài tán​huà zhōng tíng xià​lai, wú​fǎ nòng qīng xià​yī​bù gāi shuō xiē shén​me.

   The person may stop in the middle of a conversation, unable to figure out what to say next.

   Source: CCMatrix