Senses
下学/ 下學 to finish school
To finish school for the day and go home; used synonymously with 放学 .
下学/ 下學 to learn from inferiors
(literary) To learn from or ask questions of those who are lower in status than oneself without feeling ashamed.
下学/ 下學 to study basics
(literary) To begin one's studies from basic, everyday matters and progress toward higher principles or truths.