保真度不足 fidelity defect

不锈钢真空保温保冰瓶 SUS Vacuum Bottle

不锈钢真空保温杯 stainless steel vacuum mug

不锈钢真空保温饭盒 stainless steel vacuum insulated lunch box

不锈钢真空保温杯子 stainless steel vacuum insulation cup

不锈钢真空保冷保温 stainless steel vacuum insulation

不锈钢真空保温旅行杯 stainless steel vacuum insulated travel mug

不锈钢真空保温保冷杯 stainless steel vacuum insulated cold cup

儿童不锈钢真空保温杯 children's stainless steel vacuum mug