immortality

Ancient Egyptian pharaohs built massive pyramids as a way to ensure their immortality.

(Chinese) 古埃及法老建造了巨大的金字塔，以此来确保他们的永生。

Scientific research into aging aims to extend human life, though true immortality remains a fantasy.

(Chinese) 针对衰老的科学研究旨在延长人类寿命，尽管真正的长生不老仍然是一个幻想。