Aging happens to all of us, and is generally thought of as a natural part of life.

我们每个人都会衰老，衰老通常被认为是生命中自然的一部分。

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With higher life expectancy and lower birth rate, South Korea is becoming an aging nation.

韩国较高的平均寿命以及较低的出生率使韩国一步一步走向老龄化。

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Such advances offer the aging population a quality of life that was unimaginable when I entered medicine 50 years ago.

这些进步给老年人带来了高质量的生活，这在50年前我刚从医时是不可思议的。

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Yet that facility, which is essential for modernization to extend the life of aging ballistic nuclear warheads, has now been delayed for at least five years, and some believe, permanently.

FORBES: Move up http://i.forbesimg.com t Move down

The arrangement, which appears to be the first of its kind in the U.S., is intended to let students use the latest software programs, create a more reliable computing system and extend the life of aging PCs.

CNN: Schools have high hopes for network computers

Medicine prolongs life and slows aging, but personal satisfaction is as elusive a commodity as it was for Dorian Gray.

NEWYORKER: Deceptive Picture