This is the 10199th most frequent Korean word.
관측에
"관측에" means "in observation" or "in monitoring."
In this sentence, '관측에' is used to suggest that the study is grounded on observations conducted in astronomical research.
이 연구는 천문학적 관측에 기반을 두고 있습니다.
This study is based on astronomical observations.
Here, '관측에' indicates that the information provided comes from observations made about the temperature rise.
관측에 의하면, 기온이 점점 상승하고 있습니다.
According to observations, the temperature is steadily rising.
In this instance, '관측에' implies an investment towards monitoring or the observation activities aimed at studying the weather to mitigate natural disasters.