Bahasa Jepangnya “umur manusia”

umur manusia; rentang hidup manusia

human life span; human lifespan

siklus 16,8 juta tahun kenaikan lalu penurunan umur manusia

16,800,000-year period over which a human lifespan increases from ten years to 84,000 years (by one year per century) and then decreases back to ten (by one year per century)