Underfelt
n. （垫在地毯下的）地毯垫
✅ 同义词
📖 牛津释义
underfelt
n[U, C]
felt for laying under a carpet 地毯垫毡. Cf 参看 underlay.
🗣️ 情景例句
Good-bye.
再见。
The days are getting longer.
白天越来越长了。
There is a boat in the river.
小河里有一条船。