...凿壁偷光 bore a hole on the wall in order to get some light from the neighbour's house; bore a hole on the wall to make use of the neighbour's light to study; study very diligently; very studious..
And whilemanyofthose whowere college sophomores in 1937 are nowdyingor in their fading twilight, thisstudy continues to bediligentlymaintained to thisvery day.