Word내naeMeaningwithinPart of speechpostpositionPronunciationCourseHardcore KoreanLessonLesson 23Usages of nae객실 내 전원 스위치를 끄면 배터리 소모가 줄어들어요.gaeksil nae jeonwon seuwichireul kkeumyeon baeteori somoga jureodeureoyo.If you turn off the power switch in the room, battery drain decreases.