an unnatural death(= one not from natural causes)

• 非正常死亡

an unnatural death(= one not from natural causes)的用法和样例：

例句

1. In case ofmn unnatural death of an alien, the persons concerned report to the public security orgn.
   外国人非正常死亡，有关人员或者发现应当立即向公安机关报告。