Our sweaters come in two colours,black and white,and are sold at 20 yuan each.我本来翻成 Our black and white sweaters are sold at 20 yuan each.但这样翻 毛衣的颜色会被听成黑白色的毛衣 而不是黑色或白色...答句是Wehavesweaters-----black andwhite----only20元是标语是吗那你翻的这个就很简单明了了！可以喔！