And my soul from out that shadow that lies floating on the floor Shall be lifted -- nevermore!

VOA: special.2009.02.02

When transcription happens and it turns out that there's a whole biology associated with this, including molecules that are floating around inside your cells called transcription factors, and their job-- they are molecules that are about particular genes and what some of the sequences and are able to turn on those genes inside cells, to make them transcribe.

研究证明,当细胞转录时,还有与之相关的一整套生物机制在运作,包括一种在你细胞中飘浮着的,称为转录因子的分子,它们的工作就是,它们知道该转录哪一段基因,该转录哪一段序列,然后把这些细胞中的基因激活,进行转录

耶鲁公开课 - 生物医学工程探索课程节选

It turns out there are hundreds of Google calendars floating around campus, for student groups, for departments, for special events and the like.

在校园周围流动着许多的Google日历,有针对学生群的，有针对教学单位的，也有针对特殊事件的，等等。

哈佛公开课 - 计算机科学课程节选