Duo in an ellipse
I believe the answer is:
foci
(Other definitions for foci that I've seen before include "Centres" , "fixed points" , "Points for attention" , "targets" , "Central points (of the greatest activity)" .)
I believe the answer is:
foci
(Other definitions for foci that I've seen before include "Centres" , "fixed points" , "Points for attention" , "targets" , "Central points (of the greatest activity)" .)