普通型夏季门帘有良好的透明度，它可以阻挡冷气和暖气的流失；

Normal summer curtain a good transparency, it can stop the loss of air-conditioning and heating;

youdao

普通型夏季门帘有良好的透明度，它可以阻挡冷气和暖气的流失；

Normal summer curtain a good transparency, it can stop the loss of air-conditioning and heating;

youdao