She is trying to piece together a quilt. Cut the interfacings and stay from sew-in interfacing. Trim away the seam allowance at the shoulder and dart taking up area. Fuse of tack the interfacings to the underlinings. 她正在设法用碎布拼缝成一条被子。用预缝衬裁出衬布与撑条,修剪掉肩缝处缝份与省道部分,然后把衬布粘合或粗缝到衬里上。