死因不明

unknown cause of death

no; not so / (bound form) not; un-

to die / impassable / uncrossable / inflexible / rigid / extremely / damned

old variant of 因[yin1]

cause / reason / because

Ming Dynasty (1368-1644) / surname Ming / Ming (c. 2000 BC), fourth of the legendary Flame Emperors, 炎帝[Yan2 di4] descended from Shennong 神農|神农[Shen2 nong2] Farmer God

bright / opposite: dark 暗[an4] / (of meaning) clear / to understand / next / public or open / wise / generic term for a sacrifice to the gods

cause of death

not clear / unknown / to fail to understand