to mix one thing in with another in a way that is not regular无规律地混入;散布;点缀
The documentary intersperses graphical animations with film clips of the actual event.该纪录片在生动的动画中穿插了一些真实事件的电影片段。
Her handwritten notes were interspersed throughout the text.她的笔记散见于整篇课文中。