"To recharge the batteries, which can be done in almost every town and village, two copper pins attached to insulated copper wires are shoved into smooth-bored holes.
(the batteries; can be done; L:in almost every town and village) (two copper pins; attached; ) (two copper pins attached to insulated copper wires; are shoved; into smooth-bored holes)
the batteries two copper pins two copper pins attached to insulated copper wires
can be done attached are shoved
L:in almost every town and village
into smooth-bored holes