Read Edit View history 忽然 hūrán HSK2 suddenly Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 忽然 · hūrán · suddenly 2026/03/04 忽然 hūrán suddenly suddenly; all of a sudden 天忽然下起雨来。 adverb created sense Mar 4, 2026, 02:25 AM