And the computer software developer IDX Systems is based in Burlington.

VOA: special.2010.10.25

This seems in many ways to be quite far from the American democracy based on constitutional government, systems of checks and balances, protection of individual rights, and so on.

这似乎在很多方面,有别于美式民主,后者的根基是宪制政府，制衡体系，保障个人权利等。

耶鲁公开课 - 政治哲学导论课程节选

Now, in the world of Linux and Unix more generally, both of which are our operating systems that had been around for many, many years, Mac OS is based on one of-- one version thereof.

在Linux和Unix里更广泛，对了，这两个都是历史悠久的,操作系统，就连Mac操作系统,都是基于它的一个版本设计出来的。

哈佛公开课 - 计算机科学课程节选