by heart

āχāĻ‚āϰ⧇āϜāĻŋāϤ⧇ "by heart"āĻāϰ āϏāĻ‚āĻœā§āĻžāĻž āĻ“ āĻ…āĻ°ā§āĻĨ

01

by relying only on one's memory

āωāĻĻāĻžāĻšāϰāĻŖ
He knows all the multiplication tables by heart.
LanGeek
āĻ…ā§āϝāĻžāĻĒ āĻĄāĻžāωāύāϞ⧋āĻĄ āĻ•āϰ⧁āύ