[] () stock-keeping unita number or a group of numbers and letters that is used to identify a particular product that a shop/store sells; a product that has its own number库存单位；存货单位◆Options such as colour and size do not affect a product's SKU.产品的颜色和尺码的不同不影响其库存单位。◆The company has launched over 50 new SKUs this year.公司今年已推出了 50 多种新的库存单位产品。