所以食物的中心思想便是所有人类生存的根本。

So, this central idea of food is the fundamental in all human existence.

尽管书页翻得很快，但我还是抓住了故事的中心思想。

Though pages were turned quickly, I got the main idea of the story.

其中心思想是避免完全依赖单一存储介质和单一存储地点。

The central idea is to avoid relying entirely on any single storage media or single location.

中心思想：胦人们创设生产与消费系统以满足自身的需求。

Central idea: People create producing and consuming system to support self needs.