话题 (huà tí): chủ đề (của một cuộc nói chuyện hoặc cuộc trò chuyện)

The topic of our meeting today is next quarter's sales plan, and everyone needs to prepare relevant data in advance.

While chatting with friends, he suddenly changed the topic and started talking about his recent travel experiences.

In class, the teacher raised an interesting topic and had the students discuss it in groups.

That TV series is very popular recently and has become the favorite topic of conversation among colleagues during lunch breaks.

To avoid embarrassment, she deliberately avoided that sensitive topic and instead asked about the other person's hobbies.