青云翻译

It is understood that, based on scientific evidence, supporting the soft mattress will lower spine, hard mattress comfort and not so excellent too soft mattress sleep is detrimental to health. With wooden mattress more rigid and soft sponge mattress compared to moderate hardness of the spring mattre

　　It is understood that, according to scientific evidence, soft mattresses will reduce spinal support, comfort of hard mattresses are too, so excellent soft mattress sleep is harmful to health. Of relatively hard and wooden mattress and soft sponge compared with moderate softness of the mattress bet

　　According to the understanding, proved according to the science that, the soft mattress can reduce the spine to support, the hard mattress comfort level also is insufficient, therefore stands up to the most rigorous test the soft mattress to be all disadvantageous to the healthy sleep.And the soft

As far as I understand it, based on scientific evidence, and soft mattresses will lower the chiropractic, hard mattress comfort is not enough, so perfect too soft mattresses to sleep health. With relatively hard, wooden bed mattresses and soft sponge mattresses, soft and hard moderate compared with

　　It is understood that, according to scientific evidence, soft mattresses will reduce spinal support, comfort of hard mattresses are too, so excellent soft mattress sleep is harmful to health. Of relatively hard and wooden mattress and soft sponge compared with moderate softness of the mattress bet