underlay
n[U, C]
layer of felt, foam, rubber, etc laid (esp under a carpet) for support and insulation (毛毡、 泡沫塑料、 橡胶等做的)衬垫; (尤指)地毯垫. Cf 参看 underfelt.
🏥 医学释义
垫物,衬层
🗣️ 情景例句
Morning, Marilyn.
早安, Marilyn。
If you have time,will you call me tomorrow?
如果你有时间,你明天将打电话给我?
Winter was coming on and the hills threatened the surrounding villages with destruction, for heavy rain would not only wash away the soil but would cause serious floods as well.