This is the 11271st most frequent Korean word.
길게
"길게" means "long" or "lengthily" in English.
길게 describes an action (the meeting) taking an unusually long duration.
회의는 보통 한 시간을 넘지 않습니다, 그러나 오늘은 길게 진행되었습니다.
The meeting usually does not exceed an hour, but today it went on for a long time.
길게 is used to describe the vine being long in dimension and appearance.
그녀는 나무에 길게 늘어진 넝쿨을 바라보았다.
She looked at the vine stretched long along the tree.
길게 conveys the effect of elongating something, in this case, the melody for expressive purposes.