box spring mattress

基本解釋

The room comes with a bed frame, a box spring and a mattress.
房間里有床和床墊，你只要將被子帶來就可以住了。
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There was one exception: a line of beds that used so-called memory foam instead of a standard mattress and box spring.
只有一個例外，那就是一系列使用所謂記憶泡沫材料的床，而一般的床用的都是彈簧床墊或床墊架。
To explain elastography, Ophir likens the body to a box-spring mattress, but "a crazy mattress made out of millions of small springs and each one is a little different."
為了解釋彈性成像，Ophir把機體比作一張彈簧墊，但“一張由數(shù)百萬個小彈簧組成的夸張墊子，并且每個彈簧都略有差別。