有一些牌子，尤其是那些在几层纸中间加软垫和空气垫的牌子，对环境的破坏是特别之大。
Those brands, which put quilting and pockets of air between several layers of paper, are especially damaging to the environment.
达到艺术训练员躺在空气垫上的状态不意味着你正在跑步。
Getting really state of the art trainers with air cushions on the bottom doesn't mean that you are actually running.
这款在床脚位置添加了消音双页扇的床，清凉的空气可以从头的位置进入并在起气垫作用的柔软的薄膜间循环。
Using extremely quiet dual-fans at the end of the bed, cool air is pulled in from behind your head and circulated through the soft membrane which also ACTS as an air-cushion.
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