Yes, it's 7. So, I don't know if this is true or not, but I wonder if that's where the actual name 7-Up came from.

对，是七，我不知道这是不是真的，但是我怀疑这才是,七喜名字的真正来源。

麻省理工公开课 - 化学原理课程节选

It is very unlike anything we associate with the Greeks, or anything that ever again existed in the Greek world, and that's really the point I want to make.

它不同于我们所谈及的希腊人,或者希腊世界里存在的任何东西,而这才是我真正想说明的

耶鲁公开课 - 古希腊历史简介课程节选