1、The new mattress I bought has an innerspring design, which makes it very comfortable to sleep on.
我买的新床垫采用了弹簧设计，非常舒适睡觉。
2、Many people prefer innerspring mattresses because they offer better support than foam mattresses.
很多人喜欢弹簧床垫，因为它们比泡沫床垫提供更好的支撑。