The boys are forced to carry the loads of wood. AT: "boys stagger because they are forced to carry heavy loads of wood" or "they force the boys to carry heavy loads of wood which make them stagger" (See: [[rc://en/ta/man/translate/figs-explicit]])
Playing music was part of the social life at the city gate. This speaks of the men no longer playing their music as if the act of playing music were a place that they left. AT: "the young men have stopped playing their music" (See: [[rc://en/ta/man/translate/figs-metaphor]])