meat and potatoes
最重要或基本的事物
口语·强调核心要素
英文释义
the essential or most important parts of something; the basic or fundamental aspects
例句
The meat and potatoes of the job is customer service.
典故来源
源自西方饮食文化，肉和土豆是传统主菜，比喻核心或基础部分。