noun🔗Share床垫 A pad on which a person can recline and sleep, usually having an inner section of coiled springs covered with foam or other cushioning material then enclosed with cloth fabric."My back pain was getting worse, so I bought a new mattress. "我背痛越来越严重，所以买了个新床垫。itemmaterialbuildingChat with AIVocabulary GamePractice Reading
noun🔗Share沉排，护基沉排 A form of retaining wall used to support foundations or an embankment"The new housing development used a mattress to support the sloping hillside behind the houses. "新的住宅开发项目使用了沉排来支撑房屋后面的斜坡山坡。architecturepropertybuildingChat with AIVocabulary GamePractice Reading
verb🔗Share铺，覆盖。 To cover with a thick layer, like a mattress; to blanket."The teacher's assistant mattress the entire classroom floor with extra blankets for the sleeping bags. "老师的助手用额外的毯子把整个教室地面都铺盖得像床垫一样厚实，为了铺睡袋。materialbuildingChat with AIVocabulary GamePractice Reading
