topic
noun [ C ] uk/ˈtɒp.ɪk/ us/ˈtɑː.pɪk/
B1 话题;主题
a subject that is discussed, written about, or studied
Our discussion included topics such as acid rain and the melting of polar ice. 我们的讨论涉及各种话题，例如酸雨和极地冰层融化。
Your essay can be on any topic you like.
- More examples
- We seem to have exhausted this topic of conversation .
- An article on this topic would once have been considered off limits.
- Picking up the threads of our discussion, let's return to the topic of factory farming.
- I'd like to steer our discussion back to our original topic.