This is the 3774th most frequent Korean word.
수명
Lifespan.
In this context, '수명' refers to the operational duration of the machine, describing the time it is expected to function properly.
이 기계의 수명은 5년입니다.
The lifespan of this machine is 5 years.
Here, '수명' represents the longevity or life expectancy of a person.
수명 연장은 건강한 생활습관에 달려 있습니다.
Life extension depends on healthy habits.
In this sentence, '수명' indicates the life span of a plant, referring to the typical duration it remains alive.