The Vietnamese word "ồ" is an interjection that expresses surprise, realization, or interest. It's similar to saying "oh" in English. You can use "ồ" when you discover something new or when something catches your attention.
Surprise:
Interest:
In summary, "ồ" is a versatile word in Vietnamese that helps express surprise or interest. It is commonly used in conversations and can enhance your communication by showing that you are engaged with what someone is saying.