例句與造句

1. "' Tempur-Pedic International, Inc . "'is a manufacturer and distributor of mattresses and pillows made from viscoelastic foam.
2. Tempur-pedic mattresses are topped by viscoelastic foam, a pressure-relieving material developed in the 1970s by NASA that is heat-sensitive and gradually adjusts to the body's weight.
3. It's difficult to find viscoelastic foam in a sentence. 用viscoelastic foam造句挺難的