3ds max 技巧
https://www.youtube.com/watch?v=eT2ET9cIhZM&ab_channel=Autodesk3dsMaxLearningChannel
3ds Max - Defining a Pivot Point
https://www.youtube.com/watch?v=eT2ET9cIhZM&ab_channel=Autodesk3dsMaxLearningChannel
3ds Max - Defining a Pivot Point