As a result, there is no need to get up, stretch oneself, go to fetch the rug or a pullover - as if by magic wand the back of the armchair will slightly change the position and get warmer.

• 结果，无需站立、伸展、取毯子或绒衣-好像借助于魔法棒，扶手椅的靠背就会微微改变位置并升温。