2 sentences for 心痛 (xīn​tòng)

1. 看到这么多食物被白白浪费掉，我真感到心痛。

   kàn​dào zhè​me duō shí​wù bèi bái​bái làng​fèi diào, wǒ zhēn gǎn​dào xīn​tòng.

   It really pains me to see so much food being wasted.

   Source: Dong Chinese Dictionary

2. 他感到一阵剧烈的心痛，随后被送往了急诊室。

   tā gǎn​dào yī zhèn jù​liè de xīn​tòng, suí​hòu bèi sòng​wǎng le jí​zhěn​shì.

   He felt a sharp pain in his chest and was subsequently taken to the emergency room.

   Source: Dong Chinese Dictionary