Vocabulary
서서히
gradually; slowly
Meaning
서서히 — gradually; slowly
Why this form?
천천히 — slowly : primarily concerns low speed; 서서히 highlights gradual change as it unfolds.
Forms not to confuse
천천히
천천히 걸어 주세요. — Please walk slowly.
Examples
한 장면이 서서히 모습을 드러낸다. — A scene gradually begins to appear.
날이 서서히 밝아졌어요. — Daylight came gradually.