a: Pivot joint ~
b: two dvd discs
What:
"The Pivot joint is like two dvd discs with a twig in the middle, and spun it."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Aug 14 2016 7:35 PM
# 10191 Critique Analogy
"The Pivot joint is like two dvd discs with a twig in the middle, and spun it."