To preserve the roll line of a jacket lapel, a 1.3cm(1/2 inch) wide strip of interfacing may be fused to the roll line to prevent it from stretching out of shape.

• 为了维护衣服驳头上的驳口线；用一根宽1.；3cm(1/2英寸)的衬条粘合到驳口线上；防止驳口线伸长。