1 sentence

1. 事故发生后，有关部门立即追究了相关责任人的责任。

   shì​gù fā​shēng hòu, yǒu​guān bù​mén lì​jí zhuī​jiū le xiāng​guān zé​rèn​rén de zé​rèn.

   After the accident, relevant departments immediately held those responsible accountable.

   Source: Dong Chinese Dictionary