U+54DF "哟" CJK Unified Ideograph-# Unicode Character

U+54DF "哟" CJK Unified Ideograph-# is a Chinese character used in both Simplified and Traditional Chinese writing, primarily functioning as a modal particle or an interjection. It appears at the end of sentences to convey a sense of exclamation, mild surprise, or emphasis, similar to "oh" or "hey" in English, and is also commonly used in colloquial expressions like "哎哟" to indicate sudden pain or dismay. Phonetically pronounced as "yō" or "yo" in Mandarin, this character is frequently encountered in informal speech and written dialogue to add a casual, expressive tone.