jeonryeom
concentration, engrossment (thoughts)
concentration ; absorption ; immersion
그는 전렴에 빠져서 주변을 전혀 인식하지 못했다.
geuneun jeollyeome ppajyeoseo jubyeon-eul jeonhyeo insikaji mothaetda.
He was so engrossed in thought that he didn't notice his surroundings.
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