“行业”是指人们工作的种类或领域，比如教育、医疗和旅游都是不同的行业。

"行业" refers to the types or fields of work people do, such as education, healthcare, and tourism being different 行业.

我们常常用这个词来谈工作和经济。

We often use this word to talk about jobs and the economy.