mattress

/ˈmætrəs/

a large thick pad filled with resilient material and often incorporating coiled springs, used as a bed or part of a bed

中文释义：床垫；褥垫

A good mattress is essential for a restful night's sleep.

好的床垫对一夜安眠至关重要。

The hotel replaced all old mattresses with memory foam ones.

酒店将所有旧床垫换成了记忆棉床垫。