People who have never heard of a macaron usually confuse it with the much better known treat spelled with two Os,the macaroon.

VOA: special.2010.04.12

Who says Mac OS is flawless?

谁说苹果机是完美的？

麻省理工公开课 - 计算机科学及编程导论课程节选

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

Chrome OS, and its open-source sibling, Chromium OS, are Google's answer to the desktop computer.

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Older versions of AIM on the Macintosh OS 9 and OS 8 had a tendency to crash.

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There is a danger in the current OS vs OS and or device vs device currently taking place.

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