n. sewing
misc. margin to seam
如果接缝不是外包边,必须确保缝头锁边。
If seams are not fell flat, you must ensure seams are serged to cover the raw edges.
胸省缝头要熨向上面。
如果接缝不是外包边,必须确保缝头锁边并遮住毛边防止散边。
If seams are not fell flat, you must ensure seams are serged to cover the raw edges and thus prevent raveling.
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