Underfelting
(underfelt 的现在分词) n. （垫在地毯下的）地毯垫
🗣️ 情景例句
Examinations are at hand.
考试在即。
Nightingales will not sing in a cage.
夜莺困笼不唱歌。
Yes.He must remain in bed for another two days.
是的，他还必须卧床两天。