aunt rachel taught clara how to sew so that she could avoid the harsh conditions out in the fields.
and then her quilt served as a guide to other slaves, seeking freeedom.
she soon learned about routes of freedom that otehr slaves had taken into canada, through the help of the underground railroad.

굵게 칠한 부분 해석좀 부탁드려요 ~ 문법적 특징도 알려주시면 감사하구요 !!