2 sentences

1. 我寻思着他今天大概不会过来了。

   wǒ xún​sī zhe tā jīn​tiān dà​gài bù huì guò​lái le.

   I reckon he probably won't come today.

   Source: Dong Chinese Dictionary

2. 他低头寻思了半天，也没说出一句话来。

   tā dī​tóu xún​sī le bàn​tiān, yě méi shuō​chū yī jù huà lái.

   He bowed his head and pondered for a long time without saying a word.

   Source: Dong Chinese Dictionary