Denver and Ruby are two of the 34 therapy horses, brought in from a local farm.
2019年6月六級真題（第二套）聽力 Section B
I saw bird watchers who spotted a bird, immediately looked it up in field guides, and said, a "ruby-crowned kinglet" and checked it off.
2018年高考英語天津卷 閱讀理解 閱讀D 原文
Programming languages have a quick turnover, so the "Ruby on Rails" language they learned may not even be relevant by the time they enter the job market.