lock seamer

例句：

1. 1.The lock seamer is used to securethe edges of fabric together.
   锁边机用于将织物的边缘固定在一起。
2. 2. The seamfinisher helps to smooth out any roughedges left by the lock seamer.
   缝纫机有助于平滑掉由锁边机留下的任何粗糙边缘。
3. 3. The seam press is used tocreate a crisp, clean finishon the edges of the fabric.
   缝纫机用于在织物边缘创造一个整洁、干净的外观。