2 sentences for 伤痛 (shāng​tòng — sorrow)

1. 有些伤痛是无法遗忘的。

   yǒu xiē shāng​tòng shì wú​fǎ yí​wàng de.

   Some pain you can't forget.

   Source: OpenSubtitles

2. 她始终无法从失去挚友的伤痛中走出来。

   tā shǐ​zhōng wú​fǎ cóng shī​qù zhì​yǒu de shāng​tòng zhōng zǒu chu​lai.

   She has never been able to get over the grief of losing her best friend.

   Source: Dong Chinese Dictionary