Then, yarns are sent to the mill, where huge circular knitting machines weave them into sheets of rough grayish fabric treated with heat and chemicals until they turn soft and white.

然后，纱线被送到工厂，在那里巨大的圆形针织机将它们编织成粗糙的灰色织物片，这些织物经过热处理和化学处理，直到它们变得柔软和白色。