I get it
Je capte que dalle à ce que tu dis !
I don't understand a thing you're saying!
— Silent Voice (2016)
Je capte juste des choses par-ci, par-là.
I'm just picking up bits and pieces here and there.
— Presque Célèbre (2000)
D'accord, je pense que je capte.
Okay, I think I get it.