First, Marx believed that " production, " or work, was the thing that gave life material meaning.

首先，马克思认为“生产”或工作是赋予生活物质意义的东西。

This is a " expandable" piece of fabric or material, meaning that it will get larger or smaller depending on how big your waist is.

这是一块“可扩展” 的织物或材料，这意味着它会根据您腰围的大小而变大或变小。