物体父子链接常用表达式AE教程 After Effects Dynamic Object Linking Tutorial介绍AE常用表达式教程，例如跟随表达式，滑块下拉网页上移反馈等，在制作网页UI动效很常用的表达式In this tutorial by Mike Ridolfi, we’ll be looking at how to dynamically link objects in Adobe After Effects to speed up your workflow.