刀齿部分为矩形、通过调整两切面刀的中心距，不需更换切刀，就能切出多种不同宽度的面条。

The knife tooth part is the rectangle, through adjusts two cutter surface knife's center distance, cannot replace the cutter, can cut many kinds of different widths on the noodles.

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长齿刀经常被称为面包刀，因为人们在切面包时需要前后锯着切面包，长齿刀很适合这个工作。

The long serrated knife is often called a bread knife because it is particularly good for slicing breads that require a back and forth sawing motion.

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这把刀是用来切面包的。

The knife is for cutting bread.

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