This is the 6810th most frequent Korean word.
인간도
"Human being, too" or "humans, also." Context-dependent.
Here, '인간도' means 'humans also,' indicating inclusiveness.
인간도 자연의 일부입니다.
Humans are also a part of nature.
In this usage, '인간도' is used to stress that humans, like others, are prone to err.
우리 인간도 때로는 실수를 만듭니다.
We humans also make mistakes at times.
The term '인간도' highlights that humans experience influence similar to other entities.