No. 2,121 in Korean
요인이다
"To be a factor" or "To be a cause."
In a sentence
이 사건의 주요 요인이다.
This is the main factor of this incident.
In this sentence, '요인이다' is used to state that the subject is a factor influencing or causing the event described.
경제 성장은 정책 변화의 중요한 요인이다.
Economic growth is a significant factor resulting from policy changes.
Here, '요인이다' denotes the identifying of a cause or source, linking it to the consequence.
환경 오염의 주요한 요인이다.
It is a major factor of environmental pollution.
'요인이다' in this context is used to state the importance or impact of the subject on the situation.
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