I could literally write an entire book on this one single concept.

关于这一点我几乎可以写一整本书来阐述。

youdao

The application represents a single concept: click a link to show the time.

该应用程序表示一个单一概念：单击一个链接来显示时间。

youdao

A single concept could have an English preferred label of "dog," a Spanish preferred label of "perro," and a French preferred label of "chien."

一个概念可能具有英语首选标签 “dog”，西班牙语首选标签 “perro”，以及法语首选标签 “chien”。

youdao

Like many other networking ideas, peer-to-peer is not a single concept, but a wide array of technologies.

ECONOMIST: REPORT: COMPUTER NETWORKS

It was not tightly framed or focused on a single concept, nor was there a single clear phrase that summed up the speech, at least at first listen.

CNN: Obama's ringing defense of liberalism

However, it can be distilled down to a single concept.

FORBES: Guest Post: Limit Spending, Taxes and Regulations