a duvet cover的用法和样例：
- I saw a duvet cover that would be just right for the living room.
- Crystal: Okay, you'll need a comforter and a duvet cover, too, and this bed skirt will make your bed look really nice.
- Why do guys like you and I know what a duvet is?
- Our Mainly goods is Comforter, Duvet Cover,Sheet Set, Pillow Shams, Euro Shams, Dec Pillow, Coverlet, Pillows etc.Embroidery,Jacquard, Printing bedding is our characteristic.