北美文学是今年艺术节的主题。

North American literature is the main theme of this year's festival.

《牛津词典》

今年这一天的主题是教给学生们更多关于安全的知识，确保他们的生命安全。

The theme of the day this year is to give students more knowledge about safety and make sure their lives safe.

youdao

今年的主题是国际卫生安全。

This year's theme is international health security.

youdao

Every year we pick a theme, this year's theme was movie stars and Star Festival.

每年我们都选择一个主题，今年的主题是电影明星和七夕。

麻省理工公开课 - 媒体、教育、市场课程节选

and we design a product from start to finish. And this year, the theme is food, so

我们负责一个产品从头到尾的设计。今年的主题是食品，所以

又有趣又奇特的课堂 - SpeakingMax英语口语达人