Tā gěi shāfā diàn féng le yī quān hóngsè de gǔnbiān.
She sewed a red trim around the sofa cushion.
Tips
culture
滚边 is a hallmark of traditional Chinese tailoring — the contrasting fabric strip stitched along the edges of a 旗袍 (qípáo) or 唐装. Skilled 滚边 work is one of the markers of high-end 中式 garments.