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复数形式
topics
1
主题
a matter that is dealt with in a conversation, text, or study
- The professor introduced the main topic of today's lecture: cultural anthropology.
教授介绍了今天讲座的主要主题：文化人类学。
- She chose an interesting topic for her research paper on climate change.
她为关于气候变化的研究论文选择了一个有趣的主题。
- The panel discussion covered various topics related to sustainable agriculture.
小组讨论涵盖了与可持续农业相关的各种话题。
- His presentation touched on a controversial topic that sparked a lively debate.
他的演讲涉及了一个有争议的话题，引发了一场热烈的辩论。
- The book club members voted on the next month's topic of discussion.
读书俱乐部的成员投票选出了下个月的讨论主题。