He argued that the overcrowded cities were the product of a system based on "selfishness" and "rapacity."

他辩称说，过分拥挤的城市是建立在“自私”和“贪婪”基础上的制度造成的。

《柯林斯英汉双解大词典》

Pandora - The Recommendation System Based on genetics.

潘多拉(Pandora)——基于基因的推荐系统。

youdao

There is a basic recommendation system based on one gene - a single tag.

这里有一个基本的推荐系统，它基于一个基因——标签。

youdao

One showed that adults are much more cooperative if they work in a system based on rewards.

VOA: special.2009.10.21

They wanted to continue their economic system based on agriculture and slavery.

VOA: special.2011.04.09

Apple says new multimedia players should be based on a new, more open system.

VOA: special.2010.06.22

The FBI is seeking to develop an early-warning system based on material "scraped" from social networks.

BBC: FBI plans social network map alert mash-up application

They would be well-suited to build the parameters for a reputation system based on civic engagement.

FORBES: Is Trust Being Replaced By Reputation?

The unions say the tests should be replaced with a voluntary system based on teachers' assessments.

BBC: Schools may try to boycott Sats